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2104ChromaloxTemperatureControllerTechnicalManual0037-75276IssueDateMay1996CiChromalox2104TechnicalManual1GettingStarted.
12Installation33Operation214ControllerSetupPages335Ramp/SoakOperation416Alarms477DigitalInputandAUXFunction598RemoteSetpoint&AnalogProcessOutput679DigitalCommunications.
7110Calibration7511Specifications8312Troubleshooting.
8713WarrantyandReturn.
89AppendicesISetupPages.
91MenuIndexIndex103TableofContentsSectionsSectionTopicPageiiChromalox2104TechnicalManualIllustrationsFigureTopicPage1.
1Application11.
2ModelIdentification.
22.
1SensorSelectionDipSwitchSettings32.
2MountingDimensions52.
3MountingDiagram52.
4WiringTerminalIdentification72.
5ThermocoupleConnections.
82.
63-WireRTDConnections92.
72-WireConnections92.
8CurrentInputWiring(Self-powered)92.
9VoltageInputWiring.
102.
10CurrentInputWiring(Loop-power)102.
11EventInputConnectionsExternalSwitch.
102.
12MomentaryContactPushbuttonforRamp/Soak.
.
102.
13RelayOutputConnections112.
14SSRDriveOutputJumperPositions122.
15SolidStateRelayDriveOutputConnections.
.
.
.
.
.
.
132.
16Current/VoltageOutputJumperPositions.
142.
17TriacOutputConnections152.
184-20mAAnalogOutputConnections152.
191-5VdcOutputConnections152.
20DualRelayOutputWiring162.
21DualTriacOutputWiring162.
22DualAnalogOutputWiring162.
23DualSSRDriveOutputWiring162.
24Dual1-5VdcOutputWiring17iiiChromalox2104TechnicalManualIllustrationsFigureTopicPage2.
25DualOutputSSR/RelayWiring172.
26DualOutputSSR/TriacWiring.
172.
27DualOutputAnalog/RelayWiring182.
28DualOutputAnalog/TriacWiring182.
29100-240VacInstrumentPowerConnections.
192.
3012-24Vac/VdcInstrumentPowerConnections.
.
.
.
192.
31Alarm/EventOutputs#3and#4192.
32Alarm/EventOutput#5203.
1FrontPanelIdentification223.
2PAGE/MENUSetupStructure233.
3SampleofPAGE/MENUTable.
253.
4SecurityLevelsandPAGE/MENUContents263.
5SecurityCodesandView/AdjustLevels275.
1Ramp/SoakProfile415.
2EventOutputsinRamp/SoakProfile.
415.
3LoopingIntervals.
425.
4GuaranteedSoak426.
1CLPAlarmConnections.
558.
1RemoteSetpointInputSignal678.
22-Wire4-20mATransmitter(Loop-powered)688.
32-Wire4-20mA,1-5VdcTransmitter(Self-powered).
.
.
688.
43-Wire4-20mA,1-5VdcTransmitter688.
5AnalogProcessOutputSignal698.
6ProcessOutputWiring709.
1RS422/RS485CommunicationsSwitches.
729.
2RS232WiringConnections729.
3RS422AWiringConnections(4-wire)739.
4RS485WiringConnections(2-wire)73ivChromalox2104TechnicalManualChromalox2104TechnicalManual1ShutdownContactorSection1GettingStartedTheChromalox21041/4DINtemperatureandprocesscontrollerisalow-cost,high-performance,single-loopcontrollerthatcanbeusedfortemperature,flow,pressureandlevelcontrolapplications.
Withuniversalsensorinputsandfrontpaneloperatorsetup,one2104controllercanbeeasilyfieldconfiguredforawidevarietyofapplications,andsimplyreconfiguredasapplicationneedschange.
ThismakesitanexceptionalchoiceforOEMswithmultiplecontrolneeds,manufacturingfacilities,testingfacilitiesandtestingapplications.
Figure1.
1TypicalApplicationProcessSCRSCRHighAlarm-Output#3ShutdownLowAlarm-Output#4ChromaSoftComputerHighAlarm-Output#3ShutdownLowAlarm-Output#4RS485DigitalCom.
21042104210421042104210421042104210421042104210421042104210421042104210421042104HeatOutput#1CoolOutput#2HeatOutput#1CoolOutput#2Output#5ControlLoopProtectionRemote/LocalSetpointSwitchRemoteSetpointfromDCSRecorder2Chromalox2104TechnicalManualModelTemperatureController2104Microprocessor-based1/4DINTemperatureController.
UniversalSensorInputacceptsThermocouple,RTD,CurrentorVoltageInputs.
PID,ON/OFFwithFuzzyLogicControlCapability.
OneDigitalInputandAnalogRemoteSetPoint.
Figure1.
2ModelIdentificationModelIdentificationBeforeinstallation,pleaseidentifyyourcontrollermodelnumber.
Themodelnumberiswrittenonthetagonthesideofthehousing.
CodeOutputs#1—SingleOutputControlROOutput#1SingleOutputControlRelay/SSRDrive(jumperselectable)Relay—N.
O.
FormAContact,1Aat120or230VacSSRDrive—24Vdcat40mATOTriac—1Ampat120or230VacAOAnalog—4-20mAor1-5Vdc,non-isolatedOutputs#1-Heat/CoolControlRRRelay/RelayTTTriac/TriacAAAnalog/AnalogSSSSRDrive/SSRDriveARAnalog/RelayATAnalog/TriacSRSSRDrive/RelaySTSSRDrive/Triac0None1DualRelay—Two(2)FormAcontacts,1Aat120or230VacwithsharedcommonterminalCodeOutputs#3(Alarm/EventOutputs)CodeIsolatedDigitalCommunications,Output#5(Alarm/EventOutput),andAnalogOutputOption0None1RS-422/485DigitalCommunicationsandOutput#52RS-232DigitalCommunicationsandOutput#53AnalogOutputOption4RS-422/485DigitalCommunications,Output#5andAnalogOutputOption5RS-232DigitalCommunications,Output#5andAnalogOutputOption2104-RO110TypicalModelNumberCodePowerSupply0100-240VacorVdc112-24VdcorVacChromalox2104TechnicalManual3Section2InstallationOnreceiptofyour2104controller,immediatelymakenoteofanyvisibledamagetotheshipmentpackagingandrecordthisdamageontheshippingdocuments.
Unpackthecontrollerandcarefullyinspectitforobviousdamageduetoshipment.
Ifanydamagehasoccurred,YOUmustfileaclaimwiththetransporter,astheywillnotacceptaclaimfromtheshipper.
Ifthecontrollerwillnotbeimmediatelyinstalledandplacedintooperation,itshouldbestoredinacool,dryenvironmentinitsoriginalprotectivepackaginguntiltimeforinstallationandoperation.
Temperatureextremesandexcessivemoisturecandamagetheinstrument.
InspectionandUnpackingSwitchSettingsThe2104hasuptoseven(7)hardwareswitcheslocatedonthebottomofthecontroller.
Theswitchesareaccessiblethroughcutoutsinthecontrollerhousinganddonotrequirethatyouremovethecontrollerfromitshousingtoaccesstheswitches.
Figure2.
1identifiestheswitches.
Instructionsforswitchsettingsaregiveninthecorrespondingsectionsofthemanual.
Figure2.
1SensorSelectionDipSwitchSettingsControllerBottomSurfaceSwitches#1and#2DigitalCommunicationsRS422/RS485Switches#1,#2and#3SensorInputSwitch#4RemoteSetpointInputSignalSwitch#5AnalogOutputSignal4Chromalox2104TechnicalManualSensorSelectionSwitchesSensorselectionrequiresthatyou:1.
Setthesensorswitchesforthecorrectsensortype.
2.
ProgramtheinputsensortypeinsensorselectionsetupontheINPTPage(seepage36).
Itismucheasiertosetthesensorinputswitchesbeforeyoumountandwirethecontroller.
Tosetthesensorswitches:1.
Locatethesensorswitches—#1,#2and#3—onthebottomofthecontroller,asshowninFigure2.
1onthepreviouspage.
2.
PlacetheswitchesintheappropriateUporDownpositionforyourinputtype:Switch#InputType123T/CUpUpUpRTDDownUpUp4-20mAUpDownDown1-5VdcUpUpDownFigure2.
2,onthefollowingpage,showsthemountingdimensionsforthecontroller:1.
Cutoutthesquare"panelcutout"mountingholeandinstalltheunitasshowninFigure2.
3.
2.
Placethecontrollerthroughthesquarepanelcutoutandreplacethemountingclip.
3.
Tightenthemountingclipscrew(donotover-tighten)tosecurethecontrollerfirmlyagainstthemountingsurface.
MountingChromalox2104TechnicalManual54.
0(102)Measurementsareshownininches.
Millimetersareshowninparentheses.
3.
5(90)3.
6(92)3.
6(92)3.
8(96)3.
8(96)Figure2.
2MountingDimensions0.
8(19)Figure2.
3MountingDiagramPanelCutoutMountingHoleMountingTabMountingClip6Chromalox2104TechnicalManualGoodWiringPractices1.
Whenplanningthesystemwiring,separatewiringintofunctionallysimilarbundles-i.
e.
,powerleads,sensorleads,outputsignallines,etc.
Ifthepowerleadsandsensorleadsmustcross,theyshouldcrossata90°angletoeachother(perpendicular).
2.
Locateallsourcesofelectricalnoiseinyoursystem,andseparatethesesourcesfromthecontrolsystems—motors,contacts,solenoids,etc.
Electricalnoisecanaffectthefunctionofanycontrolsystem.
Whendrivingacontactorcoilorotherinductiveload,anappropriatelyratedACsnubbercircuitisrecommended(ChromaloxPart.
No.
0149-01305),asdescribedonpage11,"RelayOutputWiring.
"3.
Forsensorwiringpractices,seeSensorWiringNotes,nextpage.
4.
AdditionalinformationongoodwiringpracticesisavailablefromIEEE,345East47thSt.
,NY,NY10017.
RequestIEEEStandardNo.
518-1982.
WiringInstructionsMakeallelectricalwiringconnectionstothebackofthecontrollerbeforepowerisappliedtotheunit.
Allwiringmustcomplywithlocalcodes,regulationsandordinances.
Thisinstrumentisintendedforpanelmountingandtheterminalsmustbeenclosedwithinapanel.
UseNationalElectricCode(NEC)Class1wiringforallterminalsexceptthesensorterminals.
Checkthewiringdecalonthesideoftheunittoverifythemodelnumber.
Thewiringdecalshowsthewiringterminations.
Allwireswillbeconnectedtotheterminalsonthebackoftheinstrumentcase.
Specificwiringinstructionsfordifferentinputandoutputtypesaregiveninthissection.
Chromalox2104TechnicalManual7Figure2.
4WiringTerminalIdentificationSensorInputWiringSensorInputWiringNotes:Sensorleads(thermocoupleandRTD)shouldnotberuntogetherinthesameconduitaspowerwiring.
Twistedpair,shieldedwireisrecommendedforsensorconnections.
Falseprocessreadingscanoccurifthesensorwireisexposedtoelectricalnoise.
Ungroundedthermocouplesarerecommended.
Ifthermocoupleextensionwireisrequired,itmustbethesametypeasthethermocouple(i.
e.
,ifaTypeKthermocoupleisused,thenTypeKextensionwiremustbeused).
Thermocouplewiresshouldconnectdirectlytothecontrollerterminals.
Donotusecoppercrimpterminalsorsolderterminalstomakeconnections.
Ifshieldedthermocouplewireisused,theshieldmustbegroundedatoneendonly,preferablyattheshieldgroundterminalonthecontroller,asshowninFigure2.
5.
ThreewireRTDsarerecommendedforgreatestaccuracy.
StandardshieldedcopperwireisrecommendedforRTDextensions.
DigitalInput+24VdcOutputAnalogOutputRemoteSetpointInputCommonSensorInputRTDTC123456789101112131415161718192021222324252627DigitalCommunicationsNotUsedOutput#5CommonOutput#4Relay100/240Vacor12/24Vac/VdcACCommonShieldGroundOutput#1and#2Output#3RelayInstrumentPower4-20mA8Chromalox2104TechnicalManualThermocoupleInputsItisimportanttoobservepolarity(+,-)whenconnectingthermocoupleleadwires.
ThetablebelowshowsANSIcolorcodingforthethermocouplesusedwiththisinstrument.
MakethethermocouplewiringconnectionstoterminalsasshowninFigure2.
5.
T/CTypeMaterialPolarity(+)Polarity(-)BPlat,30%Rhodium/GrayRedPlat,6%RhodiumJIron/ConstantanWhiteRedKChromel/AlumelYellowRedEChromel/ConstantanPurpleRedTCopper/ConstantanBlueRedRPlat,13%Rhodium/PlatBlackRedSPlat,10%Rhodium/PlatBlackRedFigure2.
5ThermocoupleConnections3-WireRTDInputsWhenmakingthe3-wireRTDinputconnection,itisimportanttomaketheresistanceofallthreeextensionleadwiresequalbyusingthesamegaugeandsamelengthofwireforoptimumleadwirecompensation.
Chromaloxrecommends3-wireRTDsforgreatestaccuracy,andstandardshieldedcopperwireforRTDextensions.
Make3-wireRTDconnectionstoterminals7,8and9asshowninFigure2.
6onthefollowingpage.
89+-ShieldGnd182104Chromalox2104TechnicalManual989187Figure2.
63-WireRTDConnections2-WireRTDInputsIfusinga2-wireRTDinput,useheaviergaugeleadwirestoreduceleadwireresistance.
Anyleadwireresistanceaddsdirectlytosensorresistance,thusaddingerrortotheprocesstemperaturemeasurement.
Itisalsonecessarytojumperterminals8and9ontheinstrumenttocompletea2-wirehookup.
Figure2.
72-WireConnections789ShieldGrnd21042104Current/VoltageInputs7894-20mA+Figure2.
8CurrentInputWiring(Self-powered)210410Chromalox2104TechnicalManual789Figure2.
9VoltageInputWiring(Self-powered)4-20mA37+24Vdc+The2104hasa+24Vdcpowersupplywhichcanbeusedtopowera4-20mAtransmitter.
1-5Vdc0-5Vdc+Figure2.
10CurrentInputWiring(Loop-poweredbycontroller)21042104Thedigitalinputcanbeusedinanumberofways:tocontrolramp/soakoperationstoswitchbetweentwosetpoints,PIDparameters,orAuto/Manualcontroltoresetanalarmtodisablethecontroloutput.
SetupforthedigitalinputisshownontheCTRlsetuppage.
Anexternalswitch,pushbuttonordrycontactcanbeconnectedtothisinput.
Useisolatedswitchesonly.
DonottietheDigitalInputterminalstoground.
DigitalInputConnections12{ExternalInput+-Figure2.
11DigitalInputConnectionsExternalSwitch210412+-Figure2.
12MomentaryContactPushbuttonforRamp/Soak2104Chromalox2104TechnicalManual11The2104issuppliedwitheither:1ControlOutputforSingleOutputControl(#1)2ControlOutputsforHeat/CoolControl(#1and#2)Theoutputwiringvariesdependingonthecontroltypeandapplications.
Thewiringinstructionsarepresentedseparatelyforeachofthesetwocontrollertypes/applications.
OutputWiringWarningIncorrectoutputwiringmaycausesystem/processdamage.
SingleOutputControlWiringRelayOutputOutputCode"RO"onthe2104(2104-RO***)givesyoutheoptionofSSRDriveorRelaycontrolforoutput#1.
Whenshippedfromthefactory,therelayoutputisactive.
Figure2.
13RelayOutputConnectionsSSRDriveOutputForSSRdriveoutputapplications,youmustmoveaninternaljumperontheOutput#1moduletoselectSSRdriveoutput.
Removethecontrollerfromitshousing,andlocatetheoutputmoduleasshowninFigure2.
14onthefollowingpage.
RepositionthejumpertoselectSSRDriveoutput.
120or230VacACNeutral1011{RelayContactsLoadSnubberInternalMOV12Chromalox2104TechnicalManualFigure2.
14SSRDriveOutputJumperPositionRelay(asshippedfromfactory)SSRDriveOutputModuleControllerRearViewTopOutput#1ModuleChromalox2104TechnicalManual13SolidStateRelayDriveConnectionsThesolidstaterelaydriveoutputdrivessolid-staterelays,suchastheChromalox4115or4117powermodules,whichaccept3to32VdcinputONsignalsand0VdcOFFsignals.
SeeFigure2.
15forsolidstaterelaydriveoutputconnections.
Note:NegativeleadconnectstoTerminal#2.
Figure2.
15SolidStateRelayDriveOutputConnectionsLoad122{Output1120or230VacACNeutral+-Fuse4115Current/VoltageOutputControllerswithoutputcodes"AO,""AA,""AR"and"AT"giveyoutheoptionof4-20mAor1-5Vdcoutput.
Whenshippedfromthefactory,thesecontroloutputsareconfiguredfor4-20mAoutput.
For1-5Vdcoutput,youmustaccesstheinternaloutputboardandmovethejumper(s)tothe1-5Vdcposition,asshowninFigure2.
16onthefollowingpage.
14Chromalox2104TechnicalManualFigure2.
16Current/VoltageOutputJumperPositionsTopControllerRearViewOutput#1*Output#24-20mA1-5Vdc4-20mA1-5Vdc*AllcontrollerswithAnalogOutput(outputcodesAR,AT)foroutput#1usesame4-20mA/1-5Vdcjumperpositionsasshownhere.
OutputModuleChromalox2104TechnicalManual15Figure2.
17TriacOutputConnectionsACNeutral10HeatLoad120Vacor230Vac11FuseFigure2.
184-20mAAnalogOutputConnections1011+24Vdc4-20mAPowerControllerorValve(0-800ohms)-+Figure2.
191-5VdcOutputConnections101112InputGNDNC1-5Vdc-+21042104210416Chromalox2104TechnicalManualHeat/CoolControlOutputWiringFigure2.
20DualRelayOutputWiring101112HeatLoadCoolLoadACNeutral120Vacor230VacACNeutralFuse2104Output#1Output#2Figure2.
21DualTriacOutputWiring101112HeatLoadCoolLoadACNeutral120Vacor230VacACNeutralFuse2104Output#1Output#2Figure2.
22DualAnalogOutputWiringHeatControl(0-800Ohm)101112CoolControl(0-800Ohm)+24Vdc+24Vdc4-20mA4-20mA+--+2104Output#1Output#2Figure2.
23DualSSRDriveOutputWiring2104SolidStateRelaySolidStateRelay101112+24Vdc+24Vdc+--+120Vacor230VacCoolLoadACNeutral120Vacor230VacHeatLoadACNeutralFuseFuse(Output#1)(Output#2)Chromalox2104TechnicalManual17Heat/CoolControlOutputWiring(continued)Figure2.
24Dual1-5VdcOutputWiring*1011121-5Vdc1-5VdcInputGNDInputGND*Note:Seepage14forAnalog/Voltagejumperpositions.
+--+HeatControlCoolControl2104Figure2.
25DualOutputSSR/RelayWiring+--Figure2.
26DualOutputSSR/TriacWiring+--1021112SolidStateRelayFuseHeatLoadFuseCoolLoad120Vacor230VacACNeutral120Vacor230VacACNeutral2104(Output#2)(Output#1)MOV21041021112SolidStateRelayFuseHeatLoad120Vacor230VacACNeutralFuseCoolLoad120Vacor230VacACNeutral(Output#2)(Output#1)Output#1Output#218Chromalox2104TechnicalManualHeat/CoolControlOutputWiring(continued)Figure2.
27DualOutputAnalog/RelayWiring+-Figure2.
28DualOutputAnalog/TriacWiring+-21041021112HeaterPowerController(Output#1)(Output#2)MOVCommonFuseCoolLoad120Vacor230VacACNeutral4-20mA1021112HeaterPowerController(Output#1)(Output#2)CommonFuseCoolLoad120Vacor230VacACNeutral4-20mA2104Chromalox2104TechnicalManual19Make120Vacor230Vacinstrumentpowerconnectionstoterminals16-18asshowninFigure2.
29.
InstrumentPowerWiringFigure2.
29100-240VacInstrumentPowerConnections(2104-****0)Figure2.
3012-24Vac/VdcInstrumentPowerConnections(2104-****1)Alarm/EventsOutputs#3Thetwoindependentalarm(Output#3or#4)relayoutputsareconnectedasshowninFigure2.
31.
Figure2.
31Alarm/EventOutputs#3and#414Output#3LoadFuse*Output#4Load1315MOVMOVACNeutral120or230VacACNeutral*FuseshouldbesizedforthecombinedcurrentofOutput#3and#4.
2104100-240VacNeutralChassisGround161718210412-24Vac/VdcCommonChassisGround161718210420Chromalox2104TechnicalManualAlarm/EventOutput#5TheFormCRelayOutputisconnectedasshowninFigure2.
32.
Figure2.
32Alarm/EventOutput#5Fuse*MOVMOVACNeutral120or230VacACNeutral26NormallyOpenLoadNormallyClosedLoad2527Output#5*FuseshouldbesizedforthecurrentofOutput#5.
2104Chromalox2104TechnicalManual21Section3OperationPushbuttonsandIndicationsControlprogrammingiseasilyaccomplishedwiththefrontpanelpushbuttons.
Thedisplaysprovideaconstantoverviewoftheprocess.
Figure3.
1,onthenextpage,summarizesthefunctionsofthepushbuttonsanddisplays.
NormalDisplayModeAtpowerup,andwhenthecontrollerisnotbeingprogrammed,theupperdisplayshowstheProcessValueandthelowerdisplayshowsthesetpoint.
ThesetpointcanbechangedintheNormalDisplayModeusingthevandwpushbuttons,iftheSecurityLevelallowssetpointchanges(seepage26forSecurityLevels).
SectionContentsPushbuttonsandIndicationsSecurityCodesandLevelsControllerOperation150150150150150150150150150150AUXvwRESET150150150150150200200200200200AUXvwRESETUsevandwtochangesetpointinNormalDisplayMode.
22Chromalox2104TechnicalManualFigure3.
1FrontPanelIdentificationLEDsindicateControlOutput#1or#2ONLEDsindicateAlarmorEventOutputONLEDsindicate°For°CselectedforProcessVariableLEDindicatesanAuxiliaryfunctionisactiveActiveSetpointDisplayRESETPushbuttonResetLatchingAlarmHoldformorethan3secondstoenterorexitSetupModeScrollsthroughMENUsinSetupModeAUXProgrammablePushbuttonPID1/PID2ToggleSwitchAuxiliarySetpointEnableRemoteSetpointEnableOutputDisableRamp/SoakOperationsAuto/ManualSelectorProcessVariableDisplayinNormalDisplayModeAlphanumericMenudisplayinSetupModeInNormalDisplayMode,pushbuttonsadjustSetpoint.
InSetupMode,pushbuttonsincrease/decreaseMENUvalues.
RamptoSetpoint,pressoncetodeterminetargetsetpoint.
ForRamp/SoakOperation:StartHold}PresstogethertoStopChromalox2104TechnicalManual23PAGE/MENUSetupAllcontrolparameters,selectionsandcalibrationproceduresforthe2104areaccomplishedthroughsimpleMENUselections.
TheseMENUselectionsareorganizedintoPAGES.
OneachPAGEyouwillfindaspecificsetofrelatedfunctions.
Thisorganizationallowsyoutogodirectlytotheparametertobeadjusted,withoutsteppingthroughalongseriesofunrelatedentries.
Figure3.
2illustratesthe2104PAGE/MENUsetupstructure.
Onlypagesthatapplytoyourunitwillbedisplayed(i.
e.
ifyoudonothaveDigitalCommunicationsoption,thispagewillnotappear).
Figure3.
2PAGE/MENUSetupStructureDISPDISPDISPDISPDISPPPPPPAAAAAGEGEGEGEGEAUXvwRESETDisplayRSPGRSPGRSPGRSPGRSPGPPPPPAAAAAGEGEGEGEGEAUXvwRESETRamp/SoakOOOOOUT2UT2UT2UT2UT2PPPPPAAAAAGEGEGEGEGEAUXvwRESETOutput#2CCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESETControlINININININPPPPPTTTTTPPPPPAAAAAGEGEGEGEGEAUXvwRESETInputSCSCSCSCSCAAAAALLLLLPPPPPAAAAAGEGEGEGEGEAUXvwRESETCustomInput/OutputScalingOOOOOUT1UT1UT1UT1UT1PPPPPAAAAAGEGEGEGEGEAUXvwRESETOutput#1OOOOOUT3UT3UT3UT3UT3PPPPPAAAAAGEGEGEGEGEAUXvwRESETOutput#3OOOOOUT4UT4UT4UT4UT4PPPPPAAAAAGEGEGEGEGEAUXvwRESETOutput#4OOOOOUT5UT5UT5UT5UT5PPPPPAAAAAGEGEGEGEGEAUXvwRESETOutput#5DIGDIGDIGDIGDIGPPPPPAAAAAGEGEGEGEGEAUXvwRESETDigitalCommunications24Chromalox2104TechnicalManualAccessingaMENUisaccomplishedbyenteringtheSetupMode,thenselectingaPAGEandMENU.
HolddowntheRESETpushbuttonforlongerthan3seconds.
ToenterSetupMode:250250250250250250250250250250AUXvwRESETLLLLLOCOCOCOCOCHHHHH123123123123123AUXvwRESETHoldforatleast3seconds.
SetupModeentered.
ToselectaPAGE:PressandholdtheResetpushbutton,whilepressingthevorwPushbutton.
Theupperdisplaywillincrement(ordecrement)throughthePAGEs,andPAGEwillbedisplayedinthelowerdisplay.
ToselectaMENU:AfterreachingthecorrectPAGE,pressRESETtomovethroughtheMENUs.
ThealphacuefortheMENUwillappearontheupperdisplay,andthecurrentvaluewillappearinthelowerdisplay.
OOOOOUT1UT1UT1UT1UT1PPPPPAAAAAGEGEGEGEGEAUXvwRESETCYCYCYCYCYCLCLCLCLCL1.
01.
01.
01.
01.
0AUXvwRESETOLOLOLOLOL11111100.
0100.
0100.
0100.
0100.
0AUXvwRESETSPSPSPSPSP250250250250250AUXvwRESETCCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESETIIIIINNNNNPPPPPTTTTTPPPPPAAAAAGEGEGEGEGEAUXvwRESETHoldPressvorwOOOOOUTUTUTUTUT11111PPPPPAAAAAGEGEGEGEGEAUXvwRESETHoldPressvorwHoldPressvorwChromalox2104TechnicalManual25TochangeaMENUvalue:AftertheMENUisselectedanddisplayed,usethevandwpushbuttonstochangethevalue.
Forlargeadjustments(forexample,100to200),holdthepushbuttonpressedandthedisplaywillchangemorequickly.
CCCCCYYYYYCLCLCLCLCL1.
01.
01.
01.
01.
0AUXvwRESETCCCCCYYYYYCLCLCLCLCL1.
51.
51.
51.
51.
5AUXvwRESETToreturntoOperatingMode:PressandholdRESETformorethan3seconds.
Thecontrollerwillautomaticallyreturntooperatingmodeafter10minutesofnopushbuttonactivity.
STBSTBSTBSTBSTBYYYYY101101101101101AUXvwRESETFigure3.
3SampleofPAGE/MENUTableHoldforatleast3seconds.
ControlPageMENUDescriptionAvailableSettingsSecurityLLLLLOCOCOCOCOCHHHHHSecurityLock0to9999ASPSPSPSPSPSetpointInstrumentsensorspanBAAAAAUUUUUSPSPSPSPSPAuxiliarySPAuxiliarysetpointisaccessibleonlyifAUXpushbuttonorEventInputissetupforAuxiliarySetpoint.
InstrumentSensorSpanTUNTUNTUNTUNTUNEEEEESelfTuneSelf-TuneautomaticallyadjustsPIDCparametersonpowerup(PRUP)orondemand(BEGN).
OFF=Self-tuningdisabledPRUP=Power-uptuningBEGN=BegintuningCCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESET262926Chromalox2104TechnicalManualLevelCodeDescriptionFigure3.
4SecurityLevelsandPAGE/MENUContentsA---DisplayPageandSecurityLockB123SetpointandAuxiliarySetpointC458Settingsfor:ControlInputRamp/SoakDigitalCommunicationsD736CalibrationSecurityCodesSecurityLevelsEveryparameterorselectioninthe2104controller'ssetupPAGEshasanidentifyingMENU.
EachMENUisassignedoneoffourSecurityLevels,A-D.
IneachlevelyoumayviewcertainMENUs,andadjustcertainMENUs.
ThisallowsyoutosettheSecuritylevelthatisappropriateforyouroperatingenvironment,prohibitingunauthorizedaccesstooraccidentalchangingofcontrolparameters.
EnteringtheSecurityCodeTheSecurityCodeisenteredontheControlPAGECTRL,attheMENULOCK.
ThiscodedetermineswhichMENUsmaybeviewedandadjusted.
ThecontrollerissetatSecurityLevelA(viewonly,noadjustments)whenyoureceiveitfromChromalox.
Chromalox2104TechnicalManual27ToaccessandentertheSecurityCode:1.
PressandholdRESETformorethan3secondstoenterSetupMode.
SecurityLockisthefirstmenuthatwillappear.
LLLLLOCOCOCOCOCHHHHH123123123123123AUXvwRESETSecurityCodesFigure3.
5liststheSecurityCodesforeachofthefourSecurityLevels,alongwiththelevelsthatmaybeviewedandadjusted.
IfanumberotherthanoneofthethreecodeslistedaboveisenteredatLOCKontheCTRLPAGE,adjustmentofallparametersislockedout.
AnadditionalsecuritynumbercanbeaddedusingthemenuforUserSelectableSecurityCode(CTRLPAGE,menuCODE).
Figure3.
5SecurityCodes&View/AdjustLevelsSecuritySecurityViewAdjustLevelCodeLevelLevelA---AAB123A,BA,BC458A,B,CA,B,CD736A,B,C,DA,B,C,D28Chromalox2104TechnicalManualControlOperationThe2104Controlleriscapableofsingleoutputandheat/coolPIDcontrol.
Theselectionforsingleorheat/coolcontrolismadeintheControllerTypemenu(CTRLPAGE,CONT)withPIDsettingsalsointheControlPage.
Additionally,the2104featuresramptosetpointandramp/soakcapabilities.
CCCCCONTONTONTONTONTHHHHHEEEEEAAAAATTTTTAUXvwRESETControlAlgorithmsPIDisthestandardcontrolalgorithmofthe2104.
ON/OFFcontrolactionisselectedbysettingtheproportionalband(CTRLPAGE,PB1orPB2)tozero.
TwosetsofPIDandON/OFFcontrolparametersarelocatedintheControlPageforincreasedflexibility.
Additionally,aFuzzyLogicalgorithmcanbeusedtohelppreventovershootatpower-uporduringupsets.
StandardSingleOutputControlInstandardsingleoutputcontrol(CTRLPAGE,CONT=HEATorCOOL)theSensorInputisusedtomeasuretheprocessvariableandOutput#1isusedtocontroltheprocess.
PID1parameters(CTRLPAGE,DBL,ARL,RATL)areusedtodeterminetheresponseofthecontrolloop.
Heat/CoolControlInheat/coolcontrol(CTRLPAGE,CONT=HTCL)Outputs#1and#2areusedtocontroltheprocess.
Output#1actsastheHeatoutputandOutput#2actsastheCooloutput.
PID1parameters(CTRLPAGE,PBL,ARL,RATL)areusedtodeterminetheresponseoftheHeatoutputandPID2parameters(CTRLPAGE,PB2,AR2,RAT2)areusedforthecooloutput.
OnewaytoautomaticallysetthePID2parametersisviathecoolingmediumparameters.
ThesearesetupatmenuCOOLontheCTRLPAGE.
CoolingMediumparametersautomaticallyestablishtheoptimumPID2coolingparameters,basedonthecoolingmediumused/selected.
Ifair,oilorwatercoolingmediumisselected,andPID1parameterschange(duringself-tuneORManually),PID2parameterswillalsobeadjusted.
If"PID2"isselected(PAGECTRL,COOL=PID2,nocoolingmediumspecified),thePID2parameterswillchangeonlyifchangedinMenusPB2,AR2andRAT2.
CCCCCONTONTONTONTONTCCCCCOOOOOOOOOOLLLLLAUXvwRESETCCCCCONTONTONTONTONTHHHHHTTTTTCLCLCLCLCLAUXvwRESETCCCCCOOOOOOOOOOLLLLLAAAAAIRIRIRIRIRAUXvwRESETChromalox2104TechnicalManual29ControlOperation(continued)Self-TuningThe2104tuningalgorithmestablishesPIDconstants(PBL,ARL,RATL)thatwillbringtheprocesstosetpointasquicklyaspossiblewithlittleovershoot.
Tuningcanbeperformedatpowerup(CTRLPAGE,TUNE=PRUP)orcanbeinitiatedimmediately(CTRLPAGE,TUNE=BEGN).
Whentuning,the2104willflash"TUNE"inthelowerdisplay.
Iftheprocessvariableisnotatleast50°F(28°C)awayfromsetpoint,the2104willturnoffthecontroloutputuntiltheprocesstemperatureis50°Ffromsetpoint.
Ifthe50°Ftemperaturedifferenceisnotreachedwithin30minutes,"TERR"willbedisplayed,indicatingthattuningwasnotsuccessful(tuningerror).
PressRESETtoclear"TERR".
Aftersuccessfullytuning,tuningisturnedOFFinthetuningmenu(TUNE).
Heat/CoolSelf-TuningForheat/coolcontrolapplications,whenthecoolingmediumisspecified(PAGECTRL,COOL=AIR,H2O,OIL),bothheat(PID1)andcool(PID2)parametersarecomputedduringaheattune(tuningisinvokedwhiletheprocesstemperatureisatleast50°Fbelowsetpoint).
Ifnocoolingmediumisspecified(PAGECTRL,COOL=PID2)thePID2parameters(PB2,AR2,RAT2)willnotchangeduringaself-tune.
Acooltune(tuningisinvokedwhiletheprocesstemperatureisatleast50°Fabovesetpoint)willcomputePIDparametersforcoolingonly.
Onewaytoinitiateacooltuneistofirstheattune,thenlowerthesetpointby50°F(28°C)andinitiateself-tuningforcooling(CTRLPAGE,TUNE=BEGN).
AcooltunewillchangePID2settingsifHeat/Coolcontrolisselectedforthecontroltype(CTRLPAGE,CONTHTCL).
TUNETUNETUNETUNETUNEPRPRPRPRPRUUUUUPPPPPAUXvwRESETTUNETUNETUNETUNETUNEBBBBBEGNEGNEGNEGNEGNAUXvwRESET30Chromalox2104TechnicalManualFuzzyLogicOvershootProtectionFuzzyLogicOvershootProtection(CTRLPAGE,FL)workstominimizetheovershootthataccompaniesstandardPIDcontrol.
The2104activelylearnsthecharacteristicsoftheloadandadjuststhePIDcontrolalgorithmtoreduceovershoot.
OvershootProtection,whencombinedwithPIDconstantsestablishedbythe2104tuningalgorithm,producesaresponsethatbringstheprocesstosetpointwithaminimumofovershoot.
FuzzyLogicovershootprotectionisnotpossiblewithON/OFFtypecontrol.
ItisrecommendedthatFuzzyLogicisalwaysenabled.
ControlOperation(continued)FFFFFLLLLLOOOOONNNNNAUXvwRESETRamptoSetpoint(CTRLPAGE,RRAT=1to9999degrees/hourorOFF)TheRamptoSetpointfeatureallowsthecontrolsetpointtoberampedtothefinalvalueatpoweruporduringoperationwhenthesetpointisadjusted.
Atpowerup,thesetpointisrampedfromthecurrentmeasuredprocesstemperaturetothecontrolsetpoint.
Duringoperation,thesetpointisrampedfromthecurrentvaluetothenewvalue.
Whenenabled,RamptoSetpointwillbegininanyofthefollowingsituations:PowerupChangeofsetpointfromfrontpanelChangeofsetpointfromdigitalcommunicationsDigitalInputorAuxKeyusedtochangebetweenthelocalandauxiliarysetpointsDigitalInputorAuxKeyusedtochangebetweenthelocalandremotesetpointsRemoteSetpointisactiveandtheremotedevicechangesthesetpointfasterthantheprogrammedramprateRRRRRRRRRRAAAAATTTTT2020202020AUXvwRESETChromalox2104TechnicalManual31ControlOperation(continued)ENTIENTIENTIENTIENTIAAAAAUTOUTOUTOUTOUTOAUXvwRESETManualOperationManualoperationallowsthecontrolleroutputcommandtobecontrolledfromthefrontpanelKeyboard.
Oninitialpowerup,thecontrollerentersAutomaticcontrolmode(closedloop).
WhenManualModeisentered,theoutputcommandappearsinthelowerdisplay.
Theoutputcommandcanbeadjustedusingtheupanddownarrowkeys.
ThemanualmodecanbeenteredbyusingtheAuxKeyortheDigitalInput(CTRLPAGE,ENTIorAUTO).
ManualOperationisnotpossiblewhenramp/soakisenabled.
Intheheat/coolcontrolmode,onlythecurrentlyactivecontroloutputcanbeadjusted.
ThetransferbetweenAutomaticandManualoperationisbumplessandbalanceless.
Whenswitchingfromautomatictomanualcontrol,thecontrollerassumesthelastoutputcommandfromautomaticmode.
Whenreturningtoautomaticcontrol,theoutputisforcedtobethelastmanualmodeoutputcommand.
Ifautomaticresetisenabled(CTRLPAGE,AR=non-zerovalue)theintegralvalueslowlychangestheoutputvalueuntilitreachesthecorrectautomatic(PID)outputvalue.
Ifautomaticresetisnotenabled,theoutputisrampedfromthelastmanualoutputcommandtothecurrentautomaticoutputcommandataratedeterminedbythedisintergrationtimemenu(CTRLPAGE,AUTO).
32Chromalox2104TechnicalManualChromalox2104TechnicalManual33Section4ControllerSetupPAGEsThissectioncontainsdetailedinformationforthefollowingcontrollersetuppages:DISP:DisplayCTRL:ControlINPT:InputSCAL:CustomScalingOUT1:Output#1OUT2:Output#2SetupPAGEsspecifictocertainfunctionsarelocatedinthesectionofthismanualthataddressesthatfunctionspecifically.
SectionPageTopicSetupPAGE5Ramp/SoakRSPG6AlarmsandEventsOUT3,OUT4,OUT58RemoteSetpointInputandCTRL,INPT,SCALAnalogOutputOption9DigitalCommunicationsDIGSectionContents41476771ThroughoutthefollowingSetupPAGEsyouwillfindthesesymbols40.
ThisindicatesasectionofthisUser'sManualwheremorespecificinformationonaparameter/application/featurecanbefound.
MoreInfo.
34Chromalox2104TechnicalManualDISPDISPDISPDISPDISPPPPPPAAAAAGEGEGEGEGEAUXvwRESETDisplayPageMENUDescriptionDisplaysSecurityPROCPROCPROCPROCPROCProcessVariableSensorSpanAAAAAASPSPSPSPSPActiveSetpointSensorSpanOOOOOUT1UT1UT1UT1UT1Output#1Command0.
0TO100.
00.
0TO100.
00.
0TO100.
00.
0TO100.
00.
0TO100.
0%OOOOOUT2UT2UT2UT2UT2Output#2Command0.
0TO100.
00.
0TO100.
00.
0TO100.
00.
0TO100.
00.
0TO100.
0%RSPRSPRSPRSPRSPRemoteSetpointInputSensorSpanRSRSRSRSRSRamp/SoakStatusOOOOOFFFFFFFFFF=ProgramnotrunningRUNRUNRUNRUNRUN=ProgramrunningHHHHHOLDOLDOLDOLDOLD=PrograminholdSTBSTBSTBSTBSTBYYYYY=PrograminstandbyGSGSGSGSGS=GuaranteedsoakINTINTINTINTINTRamp/SoakIntervalNumber0-160-160-160-160-16LLLLLEFTEFTEFTEFTEFTRamp/SoakTimeLeftinInterval0.
0TO999.
90.
0TO999.
90.
0TO999.
90.
0TO999.
90.
0TO999.
9hr/min/secLLLLLOOPOOPOOPOOPOOPRamp/SoakLoopsRemaining0-99990-99990-99990-99990-9999AAAAALRLRLRLRLRAlarmOutputStatusNNNNNONEONEONEONEONE=NoalarmsAAAAA33333=AlarmOutput#3AAAAA44444=AlarmOutput#4A4A4A4A4A433333=AlarmOutputs#4and#3A5A5A5A5A5=AlarmOutput#5A5A5A5A5A533333=AlarmOutputs#5and#3A5A5A5A5A544444=AlarmOutputs#5and#4A54A54A54A54A5433333=Alarms5,4and3EEEEENTNTNTNTNTEventOutputStatusNNNNNONEONEONEONEONE=AlloffEEEEE33333=EventOutput#3EEEEE44444=EventOutput#4E4E4E4E4E433333=EventOutputs#4and#3EEEEE55555=EventOutput#5E5E5E5E5E533333=EventOutputs#5and#3E5E5E5E5E544444=EventOutputs#5and#4E54E54E54E54E5433333=Events5,4and3TheDisplayPageisforstatusonly.
Noneofthesettingscanbechanged.
Chromalox2104TechnicalManual35ControlPageMENUDescriptionAvailableSettingsSecurityLLLLLOCOCOCOCOCHHHHHSecurityLock0to9999ASPSPSPSPSPSetpointInstrumentsensorspanBAAAAAUUUUUSPSPSPSPSPAuxiliarySPAuxiliarysetpointisaccessibleonlyifAUXpushbuttonorEventInputissetupforAuxiliarySetpoint.
InstrumentSensorSpanTUNTUNTUNTUNTUNEEEEESelf-TuneSelf-TuneautomaticallyadjustsPIDCparametersonpowerup(PRUP)orondemand(BEGN).
OFF=Self-tuningdisabledPRUP=Power-uptuningBEGN=BegintuningPID1(PB1PB1PB1PB1PB1-DB1DB1DB1DB1DB1)appliestoOutput#1inheat/coolmode.
Forsingleoutputcontrol,PID1(PB1-DB1)(PB1-DB1)(PB1-DB1)(PB1-DB1)(PB1-DB1)canbeswitchedwithPID2(PB2-DB2)(PB2-DB2)(PB2-DB2)(PB2-DB2)(PB2-DB2)settingsviaAUXpushbuttonorDigitalInput.
PPPPPBBBBB11111ProportionalBand10°FtosensorrangeC0°FdisplaysasOnOFtoindicateON/OFFcontrolAAAAARRRRR11111AutomaticReset10.
00to99.
99repeats/minuteRRRRRAAAAATTTTT11111Rate10to500secondsDB1DB1DB1DB1DB1DeadBand1DB1isnotusedunlessPB1issettozero.
1to100°F0.
01to6.
25%spanforanaloginputsPID2(PB2PB2PB2PB2PB2-DB2DB2DB2DB2DB2)appliestoOutput#2inheat/coolmode.
Forsingleoutputcontrol,canbeusedforOutput#1,ifswitchedviaAUXpushbuttonorDigitalInput.
PPPPPBBBBB22222ProportionalBand20°Ftosensorrange0°FdisplaysasOnOFtoindicateON/OFFcontrolAAAAARRRRR22222AutomaticReset20.
00to99.
99repeats/minuteRRRRRAAAAATTTTT22222Rate20to500secondsDBDBDBDBDB22222DeadBand2DB2isnotusedunlessPB2issettozero.
1to100°F0.
01to6.
25%spanforanaloginputs2629CCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESET36Chromalox2104TechnicalManualControlPage(continued)MENUDescriptionAvailableSettingsSecurityOFSOFSOFSOFSOFSTTTTTManualReset-99.
9to99.
9CFLFLFLFLFLFuzzyLogicOFF=DisabledON=EnabledOOOOORNGRNGRNGRNGRNGOpenSensorOutputCommandIntheeventofanopensensor,controloutputwillautomaticallyadjustto%outputpreset.
ForHeatOnlyorCoolOnlycontrol,adjustable0.
0to100.
0%.
ForHeat/CoolControl,adjustable:-100.
0to100.
0%:-100.
0to-0.
1forcooling0.
1to100.
0forheatingLLLLLOOPOOPOOPOOPOOPControlLoopProtectionTimerOFF,0.
1to999.
9minutesAAAAAUTOUTOUTOUTOUTOAuto/ManualDisintegrationTimer0to100secondsRRRRRRRRRRAAAAATTTTTRampRateOFF1to9999degrees/hourCCCCCONTONTONTONTONTControllerTypeControllertypecanbeusedasheat/cool(HTCL)onlyifcontrollerisequippedwithOutput#1(Heat)andOutput#2(Cool).
HEAT=ReverseActingSingleOutputControllerCOOL=DirectActingSingleOutputControllerHTCL=Heat/CoolControllerCCCCCOOOOOOOOOOLLLLLCoolingMediumPID2=UsesPID2settingsforcoolingAIR=AirCoolingOIL=OilCoolingH2O=WaterCoolingRRRRRSPSPSPSPSPRemoteSetpointEnableOFFONEEEEENTINTINTINTINTIEvent/DigitalInputNONE=DisabledFunctionPID2=PID2enableAUSP=AuxiliarySPenableRSP=RemoteSPenableOUTD=OutputdisableRS=Ramp/SoakAUTO=Auto/ManualALR=AlarmResetCCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESET2928285955Chromalox2104TechnicalManual37ControlPage(continued)MENUDescriptionAvailableSettingsSecurityAAAAAUUUUUAuxiliaryPushbuttonNONE=DisabledCFunctionPID2=PID2enableAUSP=AuxiliarySPenableRSP=RemoteSPenableOUTD=OutputdisableAUTO=Auto/ManualAAAAAOUTOUTOUTOUTOUTAnalogOutputAssignmentNONE=DisabledPROC=ProcessVariableASP=ActiveSetpointOUT1=ControlOutput1OUT2=ControlOutput2RRRRRSESESESESENNNNNRamp/SoakRamp/Soak"On"enablestheRamp/SoakSetupPage(R5PG)OFFONCCCCCODODODODODEEEEEUserSelectedAllowsyoutoestablishyourownDSecurityCodeuser-definedsecuritycode.
0-122=LevelA123-457=LevelB458-735=LevelC736-999=LevelD70604126CCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESET38Chromalox2104TechnicalManualInputPageMENUDescriptionAvailableSettingsSecuritySESESESESENNNNNSSSSSSensorTypeSensorTypeselectedheremustCagreewithdipswitchsettings.
J=JThermocoupleK=KThermocoupleT=TThermocoupleE=EThermocoupleR=RThermocoupleS=SThermocoupleB=BThermocoupleRTD=100PtRTD(α=.
00385)4-20=4to20mA0-5=0to5Vdc1-5=1to5VdcRTDT=100PtRTD(0.
1°resolution)UNITUNITUNITUNITUNITDisplayUnitsNONE=nounits°F=DegreesFahrenheit°C=DegreesCelsiusCCCCCOOOOOFFFFFFFFFFDisplay/CalibrationDisplay/CalibrationOffsetoffsetsOffsettemperatureprocessreading.
-100°Fto100°FSetpointLimitspreventsetpointsfrombeingadjustedaboveorbelowthesepre-establishedlimits.
SPLLSPLLSPLLSPLLSPLLSetpointLowLimitInstrumentSensorSpanSPULSPULSPULSPULSPULSetpointUpperLimitInstrumentSensorSpanCALSCALSCALSCALSCALSSensorCalibrationINLODINHIDONECALCALCALCALCALRRRRRRemoteSetpointCalibrationINLOINHIDONEAAAAAOOOOO00000AnalogOutputZeroCalibration0to4095AAAAAOOOOO55555AnalogOutputSpanCalibration0to4095RRRRRECECECECECCCCCCFactoryCalibrationRecoveryRDY=Ready---=WaitDONE=FinishedDigitalFilteringmenu(FILTFILTFILTFILTFILT)canbeusedtostabilizeafluctuating0.
1°resolutionprocessvariabledisplay.
Tostabilizethedisplay,increasethemenuvalue(adjustablefrom1to60seconds).
FIFIFIFIFILLLLLTTTTTDigitalFilter0to60secondsHPRCHPRCHPRCHPRCHPRCHigh(max.
)ProcessInputInstrumentSensorSpanLLLLLPRCPRCPRCPRCPRCLow(min.
)ProcessInputInstrumentSensorSpanHIHIHIHIHIAAAAAHigh(max.
)AmbientTemp.
InstrumentSensorSpanLLLLLOOOOOAAAAALow(min.
)AmbientTemp.
InstrumentSensorSpanIIIIINPTNPTNPTNPTNPTPPPPPAAAAAGEGEGEGEGEAUXvwRESET482Chromalox2104TechnicalManual39CustomScalingPageMENUDescriptionAvailableSettingsSecurityDPDPDPDPDPAnalogInputDecimalPts.
0=noneC1=123.
42=12.
343=1.
234AAAAAINININININLLLLLAnalogInputLow-500to5000AAAAAINININININHHHHHAnalogInputHigh-500to5000AAAAAOTOTOTOTOTLLLLLAnalogOutputLow-500to5000AAAAAOTOTOTOTOTHHHHHAnalogOutputHigh-500to5000RRRRRSPLSPLSPLSPLSPLRemoteSPInputLow-500to5000RRRRRSPHSPHSPHSPHSPHRemoteSPInputHigh-500to5000ThisPAGEappearsonlywhenAnalogInputisselected,RemoteSPisenabled,orAnalogOutputisenabledonCTRLPAGE.
OOOOOUT1UT1UT1UT1UT1PPPPPAAAAAGEGEGEGEGEAUXvwRESETOutput#1PageMENUDescriptionAvailableSettingsSecurityCCCCCYYYYYC1C1C1C1C1Output#1CycleTime0.
0to60.
0secondsC0.
0=Voltage/CurrentalgorithmOLOLOLOLOL11111Output#1Limit0.
0to100.
0%HHHHHOFFOFFOFFOFFOFFHeatOffset0°FtoPB1settingOOOOOUT2UT2UT2UT2UT2PPPPPAAAAAGEGEGEGEGEAUXvwRESETOutput#2PageMENUDescriptionAvailableSettingsSecurityCCCCCYYYYYC2C2C2C2C2Output#2CycleTime0.
0to60.
0secondsC0.
0=Voltage/CurrentalgorithmOLOLOLOLOL22222Output#2Limit0.
0to100.
0%CCCCCOFFOFFOFFOFFOFFHeatOffset0°FtoPb2settingThisPAGEisvisibleonlyifsetupforheat/coolcontrolonCtrLPAGE.
99709706767SCSCSCSCSCAAAAALLLLLPPPPPAAAAAGEGEGEGEGEAUXvwRESET40Chromalox2104TechnicalManualChromalox2104TechnicalManual41Section5Ramp/SoakOperationThe2104controllerfeaturesaRamp/SoakProgram.
Theprogramconsistsof16intervalsplusastandbyinterval.
Thetimespanandsetpointforeachintervalareindividuallyadjustable.
TheseintervalsmakeupaRamp/SoakProfile.
Anexampleofatypical8-intervalRamp/Soakprogramisshownbelow.
Figure5.
1Ramp/SoakProfileTemperatureTime+Dev.
AlarmSetpointLowAlarmStandbyEventOutputsEventOutputsmaybeconfiguredtoturnONorOFFduringeachoftheintervals.
EventoutputsaremerelytimedoutputsthatareeitherONorOFFduringanentireinterval.
Examplesofeventoutputsmightbeannunciationofasoakinterval,anindicatorlightoradditionofaproducttotheprocess.
Outputs#3,#4and#5(ifyourcontrollerwaspurchasedwiththeseoptions)maybesetupaseventoutputs.
ForOutputs#3,#4or#5tobeusedasEvents,theoutputmustbesetupasanEventonitssetuppage(i.
e.
OUT3).
Forexample,forOutput#3toturnonduringinterval2,setmenu2E(interval2event)toE3(Output#3on).
Seepage43fordetails.
Figure5.
2EventOutputsinRamp/SoakProfile+Dev.
AlarmSetpointLowAlarmTemperatureTimeEvent1(Out#3)Event2(Out#4)ONONONONONONONONON42Chromalox2104TechnicalManualFigure5.
4GuaranteedSoakLoopingIntervalsLoopingmeansthatintervalswithinaProgrammayberepeated1to9999times.
IfaloopisinsertedintheprogramshowninFigure5.
1,sothatintervals4,5and6willberepeated2timesinadditiontothesingleProgramrunoftheseintervals,thefinalprofilewouldlookFigure5.
3.
Figure5.
3LoopingIntervalsINT1INT2INT3INT4INT5INT6INT4INT5INT6INT4INT5INT6INT7INT81stLoop2ndLoopGuaranteedSoakThisRamp/Soakfeatureofthe2104,whenenabled,assuresthatthe"soaking"timeina"soak"intervaldoesnotbeginuntiltheprocessreachessetpointoriswithintheguaranteedsoakdifferentialband.
Asoakintervalhasthesamesetpointatthebeginningandendoftheinterval.
TempTime1HourProgrammedSetpointsActualProcessTempGuaranteedSoakisenabledontheRSPGPAGEbysettingthedifferentialbandtoavaluegreaterthan0.
Itisadjustablefrom1°Ftothesensorspan.
Chromalox2104TechnicalManual43Ramp/SoakPageMENUDescriptionAvailableSettingsSecurityUNITUNITUNITUNITUNITTimeUnitsSEc=seconds(1to9999)CMIN=minutes(0.
1to999.
9)HR=hours(0.
01to99.
99)STBSTBSTBSTBSTBYYYYYStandbySetpointInstrumentSensorSpanINT1INT1INT1INT1INT1Interval1TimeseeTimeUnitsMenu(above)SP1SP1SP1SP1SP1Setpoint1InstrumentSensorSpanIntervals2-15TimeandSetpointIN16IN16IN16IN16IN16Interval16TimeseeTimeUnitsMenu(above)SP16SP16SP16SP16SP16Setpoint16InstrumentSensorSpanCCCCCONTONTONTONTONTContinuousProgramOFFONFFFFFROROROROROLoopfromtheendofinterval1to16TOTOTOTOTOTothebeginningofinterval1to16NONONONONONumberoftimes0to9999SBETSBETSBETSBETSBETStandbyEventsOFF=AlloffE3=EventOutput3OnE4=EventOutput4OnE43=EventOutputs4&3OnE5=EventOutput5OnE53=EventOutputs5&3OnE54=EventOutputs5&4OnE543=EventOutputs5,4,3OnILEILEILEILEILEInterval1EventsOFF=AlloffE3=EventOutput3OnE4=EventOutput4OnE43=EventOutputs4&3OnE5=EventOutput5OnE53=EventOutputs5&3OnE54=EventOutputs5&4OnE543=EventOutputs5,4,3OnIL6EIL6EIL6EIL6EIL6EInterval16EventsameasaboveGGGGGSDBSDBSDBSDBSDBGuaranteedSoakdifferentialOFF,1°FtosensorrangeThissetupPAGEappearsonlyifRamp/Soakcontrolisturnedon.
TheRamp/SoakEnableparameteristhenexttothelastmenuonCTRLPAGE,MenuCONT.
4241414142RSPGRSPGRSPGRSPGRSPGPPPPPAAAAAGEGEGEGEGEAUXvwRESET44Chromalox2104TechnicalManualControlOperationInordertousetheRamp/Soakprogram,itmustbeenabledontheCTRLPage,RSEN=ON.
Controloframp/soakoperation(Start,StopandHold)canbeaccomplishedviathefrontpanel.
IntheSetupmode,firstreturntotheNormalDisplayModebyholdingtheresetbuttonfor3seconds.
PressingtheuparrowkeyStartstheprogram,pressingthedownarrowkeyHoldstheprogram,andpressingbothtogetherStopstheprogram.
ToStartRamp/SoakProgram:808080808070.
70.
70.
70.
70.
AUXvwRESETR/SIndicatorONPressvToHoldRamp/SoakProgram:100100100100100100.
100.
100.
100.
100.
AUXvwRESETR/SIndicatorFlashesPresswToStopRamp/SoakProgram:140140140140140140.
140.
140.
140.
140.
AUXvwRESETR/SIndicatorOFFPressvandwtogethervStartstheRamp/SoakprogramoriftheprogramisonHold,continuestheprogramw(Hold)Stopstheprograminprogressand"holds"theprogramuntilthev(Start)buttonispressed.
wandvtogether(StopPushbutton)returntheRamp/SoakprogramtotheStandbysetpoint.
Chromalox2104TechnicalManual45ControlOperation(continued)Ramp/Soak(continued)Alternately,theDigitalInputorChromasoftcanbeusedtocontrolprogramoperation.
Theramp/soakindicatorLED(right-mostdecimalpointinthelowerdisplay)isONwhenaprogramisrunning,OFFinstandby,andflashesinholdmode.
Note:IftheAuxkeyfunctionissettonone(CCCCCTRLPTRLPTRLPTRLPTRLPAAAAAGEGEGEGEGE,AAAAAUUUUU=NONENONENONENONENONE),thecurrentramp/soakstatuswillbedisplayedwhentheAuxkeyispressed.
STATSTATSTATSTATSTATRUNRUNRUNRUNRUNAUXvwRESETLLLLLEFTEFTEFTEFTEFT11111AUXvwRESETLLLLLOOPOOPOOPOOPOOP00000AUXvwRESET449449449449449450450450450450AUXvwRESETStatus:Run#IntervalsLeft#LoopsLeft46Chromalox2104TechnicalManualChromalox2104TechnicalManual47Section6AlarmsThe2104controllercanprovideuptothreealarmoutputsusingOutput#3,#4and#5.
Theseoptionaloutputsareindicatedbythefollowingcontrollermodelnumbers:OptionalOutputsModelNumberOutputs#3and#42104-**1**Output#52104-***1*2104-***2*2104-***4*2104-***5*EachalarmisindividuallysetupwithahighandlowsetpointonitsownPage:OUT3PAGEOUT4PAGEOUT5PAGEOutputs#3,#4and#5canbeindividuallysetupasAlarmsorEvents,andcanbeindividuallydisabled.
Tofunctionasanalarm,theoutputtypemustbespecifiedasanalarmoutput,ALR,inthefirstmenu,outputtype(TYP3,TYP4,TYP5).
IfthefunctionisanEvent,theoutputtypemustbespecifiedasENT.
TheEventsthenareenabledintheRamp/Soak(RSPG)page,menusSBET(StandbyEvent)throughI16E.
OOOOOUT3UT3UT3UT3UT3PPPPPAAAAAGEGEGEGEGEAUXvwRESETTYP3TYP3TYP3TYP3TYP3ALALALALALRRRRRAUXvwRESET48Chromalox2104TechnicalManualAlarmTypesEachofthealarmscanbesetupforthefollowingalarmtypes:HighAlarm—AbsoluteTemperatureAlarmLowAlarm—AbsoluteTemperatureAlarmHigh/LowAlarm—AbsoluteTemperatureAlarm+DeviationAlarm—SetpointTrackingAlarm-DeviationAlarm—SetpointTrackingAlarm±DeviationAlarm—SetpointTrackingAlarmControlLoopProtectionAlarm—SystemAlarm(seepage53fordetailedinformation)TheAbsoluteTemperatureAlarmsaresettoaspecificvalue;i.
e.
iftheHighAlarmissetfor100°F,thealarmwillturnonat100°F.
TheDeviationAlarms,orSetpointTrackingAlarms,tracktheprocesssetpoint.
IftheAlarm=5°Fandthesetpointis70°F,theAlarmwillenergizeat75°F.
HHHHHIIIIILLLLLOOOOOHHHHHIIIIILLLLLOOOOOPPPPPDDDDDEEEEE-----DDDDDEEEEEDDDDDEEEEELLLLLOOOOOOOOOOPPPPPAlarmInhibitWhenenabled,theAlarmInhibitfeaturepreventsfalsealarmsduringinitialpowerup.
Forexample,thelowalarmwillnotbesetuntilaftertheprocesstemperaturehasinitiallyreachedsetpoint.
AlarmInhibitisadjustableforeachalarmoutput.
INH3INH3INH3INH3INH3OOOOONNNNNAUXvwRESETAlarmWiringWiringinstructionsforOutputs#3,#4and#5aregivenonpages19-20.
Chromalox2104TechnicalManual49ENTIENTIENTIENTIENTIRSPRSPRSPRSPRSPAUXvwRESETAlarmRelayActionOutputRelays#3,#4and#5canbesettobenormallyenergizedorde-energized,latchingornon-latching.
Anormallyde-energizedrelayisinitsnon-energizedstatewhennotinalarm.
Forexample,Outputs#3and#4arenormally-opencontacts.
Whensetupasnormallyde-energized,therelayswillbeopenwhennotinalarm,andclosedwheninalarm.
Anon-latchingrelaywillnotstayinalarmifthealarmconditiongoesaway.
Alatchingrelaywillnotgooutofalarmuntilthealarmconditionnolongerexistsandispressed.
RESETAlarmOperationLatchingalarmscanberesetbypressingtheRESETpushbuttononthecontrollerfrontpanel.
Thealarmcannotberesetuntiltheprocessisoutofthealarmcondition.
TheDigitalInputcanbesetuptofunctionasaremotealarmresetbutton(seepages59-63).
50Chromalox2104TechnicalManualOutput#3PageMENUDescriptionAvailableSettingsSecurityTTTTTYYYYYP3P3P3P3P3Output#3TypeOFF=DisabledCALR=AlarmOutputENT=EventOutput(SetupEventOutputparametersonRamp/SoakPage)AAAAALR3LR3LR3LR3LR3Alarm#3TypeNONE=Disabled(off)Hi=HighAlarmLo=LowAlarmHiLo=High-LowAlarmPDE=PlusDeviationAlarm-DE=MinusDeviationAlarmDE=Plus/MinusDeviationAlarmLooP=ControlLoopProtectionAlarmRRRRRLLLLLYYYYY33333Alarm#3RelayActionNDE=Normallyde-energizednon-latchingNE=Normallyenergizednon-latchingNDEL=Normallyde-energizedlatchingNEL=NormallyenergizedlatchingLowSetpointisusedforlowand-deviationsetpointsALALALALALO3O3O3O3O3Alarm#3LowSetpointInstrumentSensorSpanHighSetpointisusedforhighand+deviationsetpointsAHAHAHAHAHI3I3I3I3I3Alarm#3HighSetpointInstrumentSensorSpanDB3DB3DB3DB3DB3Output#3DeadBand0to100°F(AlarmHysteresis)INH3INH3INH3INH3INH3Alarm#3InhibitOFFONThissetupPAGEappearsonlyifthecontrollerisequippedwithOutputs#3and#4.
OOOOOUT3UT3UT3UT3UT3PPPPPAAAAAGEGEGEGEGEAUXvwRESET47484948Chromalox2104TechnicalManual51Output#4PageMENUDescriptionAvailableSettingsSecurityTTTTTYYYYYP4P4P4P4P4Output#4TypeOFF=DisabledCALR=AlarmOutputENT=EventOutput(SetupEventOutputparametersonRamp/SoakPage)AAAAALR4LR4LR4LR4LR4Alarm#4TypeNONE=Disabled(off)HI=HighAlarmLO=LowAlarmHILO=High-LowAlarmPDE=PlusDeviationAlarm-DE=MinusDeviationAlarmDE=Plus/MinusDeviationAlarmLOOP=ControlLoopProtectionAlarmRRRRRLLLLLYYYYY44444Alarm#4RelayActionNDE=Normallyde-energizednon-latchingNE=Normallyenergizednon-latchingNDEL=Normallyde-energizedlatchingNEL=NormallyenergizedlatchingLowSetpointisusedforlowand-deviationsetpointsALALALALALO4O4O4O4O4Alarm#4LowSetpointInstrumentSensorSpanHighSetpointisusedforhighand+deviationsetpointsAHAHAHAHAHI4I4I4I4I4Alarm#4HighSetpointInstrumentSensorSpanDB4DB4DB4DB4DB4Output#4DeadBand0to100°F(AlarmHysteresis)INH4INH4INH4INH4INH4Alarm#4InhibitOFFONThissetupPAGEappearsonlyifthecontrollerisequippedwithOutputs#3and#4.
47494848OOOOOUT4UT4UT4UT4UT4PPPPPAAAAAGEGEGEGEGEAUXvwRESET52Chromalox2104TechnicalManualOOOOOUT5UT5UT5UT5UT5PPPPPAAAAAGEGEGEGEGEAUXvwRESETOutput#5PageMENUDescriptionAvailableSettingsSecurityTTTTTYYYYYP5P5P5P5P5Output#5TypeOFF=DisabledCALR=AlarmOutputENT=EventOutput(SetupEventOutputparametersonRamp/SoakPage)AAAAALR5LR5LR5LR5LR5Alarm#5TypeNONE=Disabled(off)HI=HighAlarmLO=LowAlarmHILO=High-LowAlarmPDE=PlusDeviationAlarm-DE=MinusDeviationAlarmDE=Plus/MinusDeviationAlarmLOOP=ControlLoopProtectionAlarmRRRRRLLLLLYYYYY55555Alarm#5RelayActionNDE=Normallyde-energizednon-latchingNE=Normallyenergizednon-latchingNDEL=Normallyde-energizedlatchingNEL=NormallyenergizedlatchingLowSetpointisusedforlowand-deviationsetpointsALALALALALO5O5O5O5O5Alarm#5LowSetpointInstrumentSensorSpanHighSetpointisusedforhighand+deviationsetpointsAHAHAHAHAHI5I5I5I5I5Alarm#5HighSetpointInstrumentSensorSpanDB5DB5DB5DB5DB5Output#5DeadBand0to100°F(AlarmHysteresis)INH5INH5INH5INH5INH5Alarm#5InhibitOFFONThissetupPAGEappearsonlyifthecontrollerisequippedwithOutput#5.
47484849Chromalox2104TechnicalManual53Thetimersettingshouldbechosenaccordingtotheresponsetimeofthesystem.
Theminimumtimesetingshouldbe0.
25%ofspandividedbythenormalloadresponseratetofullONorfullOFFcondition(whicheverisslower).
Example:ForacontrollerwithtypeJT/C(span-100°Fto1400°F),0.
25%ofspanis3.
75°F.
Iftheheatingresponseis2°F/min.
,andthecoolingresponseis1°F/min.
,theminimumLoopTimersettingwouldbe3.
8minutes.
Topreventfalsealarms,itisrecommendedthatyoustartbydoublingthesettingto7.
6minutes.
TheCLPAlarmsequencebeginswhenthecontroloutputreaches0.
0%or100.
0%(processvariableoutsideoftheproportionalband).
Thecontrollerthenmeasuresthetimefortheprocessvariabletorespond(increaseordecreasetheprocessvariable)andcomparesthemeasuredtimetotheLoopTimervalue.
ControlLoopProtectionAlarm(CLP)ControlLoopProtection(CLP)monitorsthecontroller'sprocessvariableinputandloadoutputtodetectandrespondtoconditionsindicatingafailureinthecontrolloop(Sensor,ControllerOutput,LoadorProcessflow).
CLPisselectedbysettingtheLOOPTimerontheCTRLPAGEmenutoavaluefrom0.
1to999.
0minutes(0.
0disablesCLP).
CCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESETLLLLLOOPOOPOOPOOPOOP120.
0120.
0120.
0120.
0120.
0AUXvwRESETLoopTimerTime(inminutes)MinimumTimerSetting=Spanx.
0025SlowestResponseRate(HeatorCool)ResponseRate=ProcessResponse(indegrees/minute)when100%ONor100%OFF54Chromalox2104TechnicalManualControlLoopProtectionAlarm(continued)Ifthecontrolloopdoesnotrespondwithachangeintheprocessvariableof0.
25%ofspan(3.
75°FforaJthermocouple)withintheprogrammedlooptime,aLoopErrorwillresultandthecontroloutputwillturnoff.
TheerrorwillbeindicatedbythelowerdisplayflashingLOOPandLoopAlarmOutput(Output#3,#4,or#5asselectedonthemenu)willbeactivated.
TheLoopAlarmisclearedbypressingRESET.
PressRESETtoclearLoopAlarmLLLLLOOPOOPOOPOOPOOPOOOOOFFFFFFFFFFAUXvwRESETWarningTheCLPisnotasubstituteforsafetyshutdowndevicessuchasflowswitchesorovertemperaturemonitors.
TheCLPAlarmrespondstospecificconditionsthatmayprovideearlywarningofsystemloopfailuresoraidintroubleshootingfailures.
Chromalox2104TechnicalManual55ProbableCauseControlOutputResponseDisplayLossofprocessflowTurnscontroloutputoffInacontrolapplicationwheretheprocessisbeingheatedatonepointandmeasuredatapointdownstream,CLPAlarmcouldbeusedtodetectaflowfailure.
Iftheprocessflowisinterruptedandheatisnolongertransferredtothesensor,thecontrolleroutputwillincreaseto100%,theLoopalarmwillstarttimingtheloadresponseandwhenthepresetLoopTimervalueisreached,theLoopAlarmwillbeactivatedandthecontroloutputwillbeturnedoff.
ThefailurewillbeindicatedbythelowerdisplayflashingLOOP.
LoopAlarmOutput(Output#3,#4or#5)willbeactivatedifselected.
ProbableCauseControlOutputResponseDisplayLoadPowerisinterruptedTurnscontroloutputoff(blownfuseortrippedcircuitbreaker)Ifloadpowerisinterruptedbythecircuitprotectiondevices(usersuppliedfuseorcircuitbreaker),theLoopAlarmwillbeactivatedwhentheprocessvariablegoesoutsideoftheproportionalbandforatimegreaterthanthepresetLoopTimervalue.
ThecontroloutputwillbeturnedoffandthefailurewillbeindicatedbythelowerdisplayflashingLOOP.
LoopAlarmOutput(Output#3,#4,or#5)willbeactivatedIfselected.
ProbableCauseControlOutputResponseDisplayLoadfails(opencircuit)TurnscontroloutputoffIftheloadfailsopen,theLoopAlarmwillbeactivatedwhentheprocessvariablegoesoutsideoftheproportionalbandforatimegreaterthanthepresetLoopTimervalue.
ThecontroloutputwillbeturnedoffandthefailurewillbeindicatedbythelowerdisplayflashingLOOP.
LoopAlarmOutput(Output#3,#4,or#5)willbeactivatedifselected.
ProbableCauseControlOutputResponseDisplayLoadfails(shortcircuit)TurnscontroloutputOffIftheloadfailsshorted,powertotheloadwillbeinterruptedbythecircuitprotectiondevices(usersuppliedfuseorcircuitbreaker).
TheLoopAlarmwillbeactivatedwhentheprocessvariablegoesoutsideoftheproportionalbandforatimegreaterthanthepresetLoopTimervalue.
ThecontroloutputwillbeturnedoffandthefailurewillbeindicatedbythelowerdisplayflashingLOOP.
LoopAlarmOutput(Output#3,#4,or#5)willbeactivatedifselected.
CLPLoopAlarmConditionsThefollowingtabledetailsconditionsthatactivatealoopalarm,andgivesthecontrollerresponsetothecondition.
Figure6.
1CLPLoopAlarmConditionsLLLLLOOPOOPOOPOOPOOP88888888888888888888FlashingLLLLLOOPOOPOOPOOPOOP88888888888888888888FlashingLLLLLOOPOOPOOPOOPOOP88888888888888888888FlashingLLLLLOOPOOPOOPOOPOOP88888888888888888888Flashing(continueonthenextpage)56Chromalox2104TechnicalManualProbableCauseControlOutputResponseDisplayControllerorremotepowerTurnscontroloutputoffcontroloutputfails(opencircuit)Ifthecontrolleroutputortheremotepowercontroldevice(SCRorcontactor)failsopen,theLoopAlarmwillbeactivatedwhentheprocessvariablegoesoutsideoftheproportionalbandforatimegreaterthanthepresetLoopTimervalue.
ThefailurewillbeindicatedbythelowerdisplayflashingLOOP.
LoopAlarmOutput(Output#3,#4,or#5)willbeactivatedifselected.
ProbableCauseControlOutputResponseDisplayControllerorremotepowerNonecontroloutputfails(shortcircuit)(loadmustbeinterconnectedwithalarm)Ifthecontrolleroutputortheremotepowercontroldevice(SCRorcontactor)failsshorted,theLoopAlarmwillbeactivatedwhentheprocessvariablegoesoutsideoftheproportionalbandforatimegreaterthanthepresetLoopTimervalue.
ThefailurewillbeindicatedbythelowerdisplayflashingLOOP.
LoopAlarmOutput(Output#3,#4,or#5)willbeactivated.
Toprotecttheloopunderthiscondition,theLoopAlarmOutput(Output#3,#4of#5)shouldbeinterconnectedtoremovepowerfromtheload.
ProbableCauseControlOutputResponseDisplaySensorwiringreversedTurnscontroloutputoff(thermocoupleonly)Ifthesensorwiringisreversed,theLoopAlarmwillbeactivatedwhentheprocessvariablegoesoutsideoftheproportionalbandforatimegreaterthanthepresetLoopTimervalue.
ThecontroloutputwillbeturnedoffandthefailurewillbeindicatedbythelowerdisplayflashingLOOP.
LoopAlarmOutput(Output#3,#4,or#5)willbeactivatedifselected.
ProbableCauseControlOutputResponseDisplaySensorlosescontactTurnscontroloutputoffwithprocessIfthesensorlosescontactwiththeprocess(sensorbecomesdislodgedorpulledloose),theLoopAlarmwillbeactivatedwhentheprocessvariablegoesoutsideoftheproportionalbandforatimegreaterthanthepresetLoopTimervalue.
ThefailurewillbeindicatedbythelowerdisplayflashingLOOP.
LoopAlarmOutput(Output#3,#4,or#5)willbeactivatedifselected.
ProbableCauseControlOutputResponseDisplaySensorfails(opencircuit)Defaultstopreset(0-100%)Ifthesensingdevicefailsopen,thecontrollerdefaultstothepresetoutputcondition(0-100%ORNGsettingselectedontheCTRLPAGEmenu)andusesbothdisplaystoindicateOPENSENS.
TheLoopalarmisnotactivatedforthiscondition.
AlarmsselectedasLow,High-Low,+Deviationor+/-Deviationwillactuateifselected.
Figure6.
1CLPLoopAlarmConditions(continued)LLLLLOOOOOOOOOOPPPPP88888888888888888888Flashing(continuedonthenextpage)LLLLLOOPOOPOOPOOPOOP88888888888888888888FlashingLLLLLOOPOOPOOPOOPOOP88888888888888888888FlashingLLLLLOOPOOPOOPOOPOOPFlashing88888888888888888888SENSSENSSENSSENSSENSOPENOPENOPENOPENOPENFlashingChromalox2104TechnicalManual57ProbableCauseControlOutputResponseDisplaySensorfailsDefaultstopreset(0-100%)(shortcircuit,RTDonly)IftheRTDsensingdevicefailsshorted,thecontrollerdefaultstothepresetoutputcondition(0-100%ORNGsettingselectedontheCTRLPAGEmenu)andusesbothdisplaystoindicateOPENSENS.
TheLoopalarmisnotactivatedforthiscondition.
AlarmsselectedasLow,High-Low,-Deviationor+/-Deviationwillactuateifselected.
ProbableCauseControlOutputResponseDisplayControllerSelfDiagnosticDefaultstopreset(0-100%)(signalconversion)Ifafailureoccursinthesignalconversioncircuitofthecontroller,thecontrollerdefaultstothepresetoutputcondition(0-100%ORNGsettingselectedontheCTRLPAGEmenu)anddisplaysERR4onthelowerdisplay.
LoopAlarmOutput(Output#3,#4,or#5)willbeactivatedifselected.
ProbableCauseControlOutputResponseDisplayControllerSelfDiagnosticTurnscontroloutputoffIfafailureoccursinthecontrolcircuitryofthecontroller,thecontroloutputwillbeturnedoffandERR3willbedisplayedonthelowerdisplay.
LoopAlarmOutput(Output#3,#4,or#5)willbeactivatedifselected.
Figure6.
1CLPLoopAlarmConditions(continued)SENSSENSSENSSENSSENSOPENOPENOPENOPENOPENFlashingEEEEERRRRRRRRRR4444488888888888888888888FlashingEEEEERRRRRRRRRR3333388888888888888888888Flashing58Chromalox2104TechnicalManualChromalox2104TechnicalManual59The2104controllergivesyoutwodifferentoptionsforactuationofanyoneofseveralfield-selectablecontrollerfunctions:1.
ADigitalInputthatishardwiredtoterminals1and2ofthecontroller.
2.
TheAUXpushbuttonlocatedonthecontrollerfrontfaceplate.
YoumaychoosetouseeithertheDigitalInputortheAUXpushbutton,butyoucannotuseboth.
DigitalInputTheDigitalInputallowsyoutousearemoteswitch,pushbuttonorcontacttoperformanyoneofsevenpossiblefunctions:PID1/PID2SwitchOutputDisable/EnableSP/AUXSetpointSwitchRamp/SoakLocal/RemoteSetpointAlarmResetSwitchAuto/ManualControlSwitchTheexternalswitchingdeviceisconnectedtothecontrollerDigitalInputatterminals1and2(seepage10forwiringinstructions).
TheDigitalInputfunctionisselectedintheCTRLPAGEprogramming.
WhentheDigitalInputisused,theAUX(Auxiliary)LEDonthecontrollerfrontpanelisusedforindicationoftheDigitalInputfunction.
Section7DigitalInputandAUXFunctionCCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESETENTIENTIENTIENTIENTINONENONENONENONENONEAUXvwRESETENTIENTIENTIENTIENTIRSPRSPRSPRSPRSPAUXvwRESETAUXLEDIndicatesAuxiliaryFunctionONorEnabled(rSP=RemoteSetpoint)60Chromalox2104TechnicalManualAUXPushbuttonTheAUXfrontpanelpushbuttoncanbeassignedtoperformanyoneofsixpossiblefunctionsandtheAUXLEDisusedforindicationofthatfunction.
LiketheDigitalInput,itsfunctionisselectedintheCTRLPAGEprogramming.
NowiringorhardwareadjustmentsarerequiredtousetheAUXpushbuttonasafunctionkey.
AAAAAUUUUUAAAAAUTOUTOUTOUTOUTOAUXvwRESETAUXLEDIndicatesAuxiliaryFunctionONorEnabled(AUTO=Auto/ManualControl)ProgrammablePushbuttonPID1/PID2ToggleSwitchSP/AuxiliarySetpointSwitchLocal/RemoteSetpointSwitchOutputDisable/EnableAuto/ManualSelectorRemember:TheDigitalInputandAUXfunctionpushbuttoncannotbeusedatthesametime.
IftheAUXpushbuttonissettoNONE,itwilldisplaytheRamp/SoakProgramStatuswhenpressed.
WhentheAUXfunction=NONE,theDigitalInputcanbeused.
45Chromalox2104TechnicalManual61DigitalInputENTIENTIENTIENTIENTIAUXvwRESETNONENONENONENONENONE=NoneWhendisabled,theDigitalInputhasnoeffectoncontrolleroperation.
IftheAUXkeyisalsodisabled,theAUXlightisusedtoindicatetheoutputstate(ONorOFF)ofOutput#5,ifthecontrollerhasOutput#5.
PID2PID2PID2PID2PID2=EnableThisfunctioncanbeusedinsingleoutputcontrolapplicationsonly(CTRLPAGE,CONT=HEATorCOOL).
Whenthisfunctionisselected,thecontrollerusesPID1parameters(CTRLPAGE)whentheDigitalInputswitchisopen.
ThePID2parameterswillbeusedwhentheswitchisclosed.
TheAUXindicatorisONwhenPID2parametersareselectedandOFFwhenPID1parametersareselected.
AAAAAUSPUSPUSPUSPUSP=AuxiliarySetpointEnableWhenthisfunctionisselected,thecontrollerusestheLocalSetpoint(CTRLPAGE,SP)whentheDigitalInputswitchisopen.
TheAuxiliarySetpoint(CTRLPAGE,AUSP)isusedwhentheswitchisclosed.
TheAUXindicatorisONwhentheAuxiliarySPisselectedandOFFwhentheLocalSetpointisselected.
ThesetpointsareadjustableintheOperatorModeaccordingtosecurity.
ThisfunctioncannotbeusedwhenRamp/Soakisenabled.
RSPRSPRSPRSPRSP=RemoteSPEnableWhenthisfunctionisselected,thecontrollerusestheLocalSetpoint(CTRLPAGE,SP)whentheDigitalInputswitchisopen.
TheRemoteSetpointisusedwhentheswitchisclosed.
RemoteSetpointmustbeenabled(CTRLPAGE,RSP=ON)forthisfunctiontooperate.
TheAUXindicatorisONwhentheRemoteSetpointisselectedandOFFwhentheLocalSetpointisselected.
ThisfunctioncannotbeusedwhenRamp/Soakisenabled.
PPPPPIDIDIDIDID2222262Chromalox2104TechnicalManualDigitalInput(continued)ENTIENTIENTIENTIENTIAUXvwRESETOOOOOUTDUTDUTDUTDUTD=OutputDisableWhenthisfunctionisselected,thecontroloutput(s)areenabledwhentheDigitalInputswitchisopen,anddisabled,whentheswitchisclosed.
TheAUXindicatorisON,whenthecontroloutput(s)aredisabledandOFF,whenenabled.
Note:Disablingtheoutputsallowsallcontrolparameterstobesetupwithoutstartingtheprocess.
ThissettingisNOTintendedforprocessshutdown.
Anexternaldisconnectshouldbeusedforprocessshutdown.
RSRSRSRSRS=Ramp/SoakThisfunctionallowstheDigitalInputtoactasaStart/StopandHoldbuttonforcontrollingRamp/Soakoperation:Ramp/SoakoperationisstartedwhentheDigitalInputswitchisclosed(100milliseconds),thenopened(momentaryaction)whileinStandbyMode.
InRunMode,thisactionwillskiptothenextinterval.
HoldModeisenteredbyclosingtheDigitalInputswitchfor2secondswhiletheprogramisrunning.
Momentarilyclosing(100milliseconds)theinputswitchwhileinHOLDwillcontinuetheprogram.
ClosingtheDigitalInputSwitchfor2secondswhileinHoldModewillstoptheprogramandreturntoStandby.
OOOOOUTDUTDUTDUTDUTD41Chromalox2104TechnicalManual63DigitalInput(continued)ENTIENTIENTIENTIENTIAUXvwRESETAAAAAUTOUTOUTOUTOUTOAAAAAUTOUTOUTOUTOUTO=Auto/ManualControlThisfunctionallowstheDigitalInputtoactasanAuto/ManualControlselector.
ManualoperationisselectedwhentheDigitalInputswitchisclosed.
Automaticoperationisselectedwhentheswitchisopen.
TheAUXlightisONinManual,andOFFinAutomaticMode.
AAAAALRLRLRLRLR=AlarmResetThisfunctionallowstheDigitalInputswitchtobeusedasaremoteAlarmResetbuttonforusewithlatchingtypealarms.
TheAUXlightisusedtoindicatethestate(ONorOFF)ofOutput#5,iftheOutput#5optionisinstalledinthecontroller.
AUXKeyAAAAAUUUUUAUXvwRESETTheAUXKeycanbesetupforanyofthefunctionslistedbelow:NONENONENONENONENONE=NoneWhendisabled,theAUXKeyhasnoeffectoncontrolleroperation.
AUXcanbeusedtodisplaytheRamp/Soakstatus,ifRamp/Soakisenabled.
IftheDigitalInputisalsodisabled,theAUXlightisusedtoindicatethestate(ONorOFF)ofOutput#5,ifinstalled.
AAAAAUSPUSPUSPUSPUSP3164Chromalox2104TechnicalManualAUXKey(continued)PID2PID2PID2PID2PID2=PID2EnabledThisfunctioncanbeusedinsingleoutputcontrolapplicationsonly(CTRLPAGECONT=HEATorCOOL).
Whenthisfunctionisselected,pressingtheAUXKeywilltogglebetweenPID1(CTRLPAGE,menusPB1,AR1,RAT1)andPID2(CTRLPAGE,menusPB2,AR2,RAT2)parameters.
Ifthepowerisinterrupted,thelastactivePIDparameterswillbeusedwhenpowerisrestored.
TheAUXindicatorisONwhenPID2parametersareselectedandOFFwhenPID1parametersareselected.
AAAAAUSPUSPUSPUSPUSP=AuxiliarySetpointEnableWhenthisfunctionisselected,pressingtheAUXKeywilltogglebetweentheAuxiliaryandLocalsetpoints.
Ifthepowerisinterrupted,thelastactivesetpointwillbeusedwhenpowerisrestored.
TheAUXindicatorisONwhentheAuxiliarySetpointisselectedandOFFwhentheLocalSetpointisselected.
ThesetpointsareadjustableinOperatorModeaccordingtosecurity.
ThisfunctioncannotbeusedwhenRamp/Soakisenabled.
RSPRSPRSPRSPRSP=RemoteSetpointEnableWhenthisfunctionisselected,pressingtheAUXKeywilltogglebetweentheRemoteandLocalSetpoints.
Ifthepowerisinterrupted,thelastactivesetpointwillbeusedwhenpowerisrestored.
Remotesetpointmustbeenabled(CTRLPAGE,RSP=ON)forthisfunctiontooperate.
TheAUXindicatorisONwhentheRemoteSetpointisselectedandOFFwhentheLocalSetpointisselected.
ThisfunctioncannotbeusedwhenRamp/Soakisenabled.
AAAAAUUUUUAUXvwRESETPPPPPIDIDIDIDID22222Chromalox2104TechnicalManual65AUXKey(continued)AAAAAUUUUUAUXvwRESETOOOOOUTDUTDUTDUTDUTDOOOOOUTDUTDUTDUTDUTD=OutputDisableWhenthisfunctionisselected,pressingtheAUXKeywilltogglebetweenoutputsenabledandoutputsdisabled.
TheAUXindicatorisONwhenthecontroloutput(s)aredisabledandOFFwhenenabled.
Note:Disablingtheoutputsallowsforalltheparameterstobesetwithoutstartingtheprocess.
Thissettingisnotintendedforshutdownoftheprocess.
Anexternaldisconnectshouldbeused.
AAAAAUTOUTOUTOUTOUTO=Auto/ManualWhenthisfunctionisselected,pressingtheAUXKeytogglesbetweenManualandAutomaticoperationwithAutomaticasdefaultatpowerup.
TheAUXlightisONinManualMode,andOFFinAutomaticMode.
3166Chromalox2104TechnicalManualChromalox2104TechnicalManual67Section8RemoteSetpoint&AnalogOutputOptionRemoteSetpointTheRemoteSetpointstandardfeatureallowsanexternaldevicetocontrolthesetpointofthecontroller.
TheRemoteSetpointinputacceptseither4-20mAor1-5Vdcinputsignals,selectablebyaswitchonthebottomofthecontroller.
TheDigitalInputorAUXpushbuttoncanbesetuptoswitchbetweentheLocalSetpointandtheRemoteSetpoint.
ToSelecttheRemoteSetpointInputSignalLocateswitch#4onthebottomofthecontroller,asshowninFigure8.
1.
Placetheswitchinthedesiredposition.
Figure8.
1RemoteSetpointInputSignalControllerBottomSurfaceSensorSelectionSwitch#44-20mA.
.
.
.
.
.
Down1-5Vdc.
.
.
.
.
.
.
UpToEnabletheRemoteSetpointGotoMENURSPontheCTRLPAGEandselectON.
CCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESETRSPRSPRSPRSPRSPOOOOONNNNNAUXvwRESETNote:TheDigitalInputorAUXpushbuttoncanbeusedtoswitchbetweenRemoteSetpointandLocalSetpoint(seepage57forsetup).
68Chromalox2104TechnicalManualToScaletheInputSignalGototheSCALPAGE,MENUsRSPL(remotesetpointlow)andRSPH(remotesetpointhigh).
Enterthesensorspanlowandhighranges.
Forexample,fora100to500°Frange,4mAwouldequal100°Fsetpoint,and20mAwouldequal500°Fsetpoint.
SCSCSCSCSCAAAAALLLLLPPPPPAAAAAGEGEGEGEGEAUXvwRESETCustomScalingPageMENUDescriptionAvailableSettingsSecurityRSPRSPRSPRSPRSPLLLLLRemoteSetpoint-LowInstrumentSensorSpanCRSPRSPRSPRSPRSPHHHHHRemoteSetpoint-HighInstrumentSensorSpanCThispageappearsonlyifRemoteSetpointand/orAnalogProcessOutputareEnabled.
RemoteSetpointWiringFigure8.
22-Wire4-20mATransmitter(Loop-Powered)+24VdcRemoteSPInput356Common2104Figure8.
32-wire4-20mA,1-5VdcTransmitter(Self-Powered)+24VdcRemoteSPInputCommon356+-+-OutputCommon2104Figure8.
43-wire4-20mA,1-5VdcTransmitterPowerOutputCommon+24VdcRemoteSPInputCommon3562104+-Chromalox2104TechnicalManual69AnalogOutputOptionTheAnalogOutputOptionisprovidedoncontrollerswithmodelnumber2104-***3*2104-***4*2104-***5*Thisoptioncanbeusedtotransmitanyoneoffourprocessparameters:PROCProcessVariableASPActiveSetpointOUT1Output#1Command(%ON)OUT2.
Output#2Command(%ON)Thevariablecanbetransmittedtoaremoterecorder,computerorotherdeviceviaa4-20mAor1-5Vdcsignal,selectablebyaswitchonthebottomofthecontroller.
ToSelecttheAnalogProcessOutputSignalLocateswitch#5onthebottomofthecontroller,asshowninFigure8.
2.
Placetheswitchinthedesiredposition.
Figure8.
5AnalogOutputSignalControllerBottomSurfaceSensorSelectionSwitch#54-20mA.
.
.
.
.
.
Up1-5Vdc.
.
.
.
.
.
.
Down70Chromalox2104TechnicalManualToEnabletheAnalogOutputOption:GotoMENUAOutontheCTRLPAGEandselectoneofthe4parameters.
CCCCCTRLTRLTRLTRLTRLPPPPPAAAAAGEGEGEGEGEAUXvwRESETAOAOAOAOAOUTUTUTUTUTPROCPROCPROCPROCPROCAUXvwRESETFigure8.
6ProcessOutputWiringToScaletheOutputSignalWhentheProcessVariableorActiveSetpointisselectedfortransmission,theoutputsignalisscaledusingtheAnalogOutputscalingMENUs.
GototheSCALPAGE,MENUsAOTL(analogoutputlow)andAOTH(analogoutputhigh).
Entertheoutputsignalrangetobesenttoyourrecorderorcomputer(i.
e.
,100=4mAand500°F=20mA).
SCSCSCSCSCALALALALALPPPPPAAAAAGEGEGEGEGEAUXvwRESETCustomScalingPageMENUDescriptionAvailableSettingsSecurityAOAOAOAOAOTTTTTLLLLLAnalogProcessInstrumentSensorSpanCOutput-LowAOAOAOAOAOTTTTTHHHHHAnalogProcessInstrumentSensorSpanCOutput-HighWhenOutput#1orOutput#2areselectedfortransmission,thelowendofspan(4mAor1Vdc)represents0.
0%output,andthehighendofspan(20mAor5Vdc)represents100.
0%output.
4-20mA,1-5VdcInputCommonAnalogOutputCommon462104+-Chromalox2104TechnicalManual71Section9DigitalCommunicationsTheDigitalCommunicationsoptionisprovidedonthefollowingcontrollers:ModelCommunications2104-***2*RS2322104-***5*RS2322104-***1*RS485/4222104-***4*RS485/422TheDigitalCommunicationsoptiongivesthe2104theabilitytointerfacewithcomputersusingeitherChromalox'sComputerInterfacemodeorASCIILinemode.
Thesemodesimplementcommunicationsthatcanaddressupto255ChromaloxcontrollersonanRS422A/RS485multidropline.
TheprotocolsforthesetwomodesaredescribedintheDigitalCommunicationsUser'sManual(P/N0037-75129)thatissuppliedwithcontrollerscontainingtheDigitalCommunicationoption.
ChromaSoftIfaprepackagedsoftwareprogramispreferredformultidropdigitalcommunicationwithupto255Chromaloxcontrollers,ChromaloxoffersChromaSoftremoteoperatorinterfacesoftware.
ChromaSoftisDOS-basedandcommunicateswiththecontrollersviaaserialinterfaceport.
InstructionsforusingChromaSoftaregivenintheUser'sManualprovidedwiththesoftware.
HardwareSetupRS232canbeusedtoconnectacomputerormodemtoasingle2104controller.
RS232linescanberunoverdistancesupto50feet.
RS422andRS485providemultidropnetworkcommunicationswhereupto255controllerscancommunicatewithasinglecomputeratadistanceofupto4000feet.
72Chromalox2104TechnicalManualHardwareSetup(continued)Whenshippedfromthefactory,themultidropcommunicationsinterfaceissetforRS422.
IfyouareusingRS485,twoswitchesinthecontrollerhardwaremustbepositionedforthecommunicationsinterface.
LocatetheswitchesonthebottomofthecontrollerandpositionthemasshowninFigure9.
1.
Figure9.
1RS422/RS485CommunicationsSwitchesControllerBottomSurfaceDigitalCommunicationsWiringWiringconnectionsforthedigitalcommunicationsinterfacearemadeonterminals9-13usingshieldedserialinterfacecable.
Note:TheDTRoutputisalwaysenabledwhenthe2104powerison.
Figure9.
2RS232WiringConnections2104ComputerXMT21RCV19GND23DTR22XMTRCVGND1#2RS-422.
.
.
.
.
DownUpRS-485.
.
.
.
.
UpDownSwitchChromalox2104TechnicalManual73Figure9.
3RS422AWiringConnections(4-wire)21042104GND23RCV-20RCV+19RCV+RCV-GNDXMT-22XMT+21XMT+XMT-GND23RCV-20RCV+19XMT-22XMT+21Note:270resistorsrecommendedacrossreceivelineoncomputerandlastcontroller.
270270ComputerwithRS422InterfaceCardFigure9.
4RS485WiringConnections(2-wire)21042104GND23R/T-22R/T+21GND23R/T-22R/T+21R/T+R/T-GNDNote:270resistorsrecommendedacrossreceivelineoncomputerandlastcontroller.
270270ComputerwithRS485InterfaceCard74Chromalox2104TechnicalManualDigitalCommunicationsProgrammingandSetupAllprogrammedselectionsaremadeontheDIGPAGEofthecontroller.
DigitalCommunicationsPage:DIGPAGEMENUDescriptionAvailableSettingsSecurityDIGTDIGTDIGTDIGTDIGTModeSelectionOFF=DisabledCCPIF=ComputerInterfaceLINE=ASCIILineBBBBBAAAAAUDUDUDUDUDBaudRate120024004800960019.
2KAAAAADDRDDRDDRDDRDDRAddress1to255ThissetupPAGEappearsonlyifthecontrollerisequippedthedigitalCommunicationsoption.
DIGDIGDIGDIGDIGPPPPPAAAAAGEGEGEGEGEAUXvwRESETChromalox2104TechnicalManual75Section10CalibrationInthissectionyouwillfindcalibrationinstructionsforcalibrating:SensorInputRemoteSetpointInputAnalogOutputInstructionsarealsogivenfor:FactoryCalibrationRecoveryCalibrationOffsetThe2104controllerisfactorycalibratedbeforeshipmenttoyou,therefore,itisnotnecessarytocalibratethecontrollerwhenyoureceiveandinstallit.
Periodiccalibrationchecksoradjustmentsoftheunitshouldnotberequiredundernormaloperatingconditions.
Chromaloxrecommendsthatyourecalibratethecontrollerinthefollowinginstances:allinstrumentsinyourfacilityareperiodicallycalibratedtoonedevice(metrology)WhenisCalibrationRequired76Chromalox2104TechnicalManualImportantCalibrationNotes1.
Disconnectloadpowerwhencalibratingordisablethecontroloutputusingthepushbutton.
2.
RTDinputsshouldbecalibratedusingcopper(Cu)wire,andthermocoupleinputsshouldbecalibratedusingthermocoupleextensionwireofthesametypeasthethermocoupleyouarecalibrating.
3.
Substituteaprecisionsensorsimulator(thermocouplesimulatororresistancedecadebox)forthesensorinputs.
Thecontrollershouldbeallowedtowarm-upwiththeappropriatesensorsimulatorconnectedforatleastonehourpriortocalibration.
4.
Toaccessthecalibration,youwillneedtobeatLEVELDsecurity.
EnterSecurityCode"736"atmenuLOCHontheCTRLPAGE.
AUXSensorInputCalibrationThesensorinputofthe2104canbecalibratedusinganappropriatesensorsimulatorandtheSensorCalibrationmenuontheInputPage.
IIIIINPTNPTNPTNPTNPTPPPPPAAAAAGEGEGEGEGEAUXvwRESET1.
Connectthesensorsimulatortothesensorinputterminals.
2.
GotomenuCALS.
ThelowerdisplaywillshowINLO,indicatingthatyoushouldfirstcalibratethesensorlowend.
CALSCALSCALSCALSCALSINININININLLLLLOOOOOAUXvwRESETChromalox2104TechnicalManual77SensorInputCalibration(continued)3.
Adjustthesimulatortooutputthelowendoftheselectedsensorrange.
Sensorminimumrangesare:Sensor°F°CJT/C-100-73KT/C-300-184T-350-212E-100-73R0-18S0-18B5010RTD48.
46RTDT(0.
1°)70.
984-20mA4mA0-5Vdc0Vdc1-5Vdc1Vdc4.
Wait30secondsfortheelectronicstofullystabilize.
Pressv.
Dasheswillappearinthelowerdisplaywhilethecontrollercalibratesthelowendofspan.
CALSCALSCALSCALSCALSINININININLLLLLOOOOOAUXvwRESETCALSCALSCALSCALSCALS--------------------AUXvwRESETCALSCALSCALSCALSCALSINININININHHHHHIIIIIAUXvwRESET5.
WhenthecontrollerpromptsINHIinthelowerdisplay,adjustthesensorsimulatortooutputthehighendofthecurrentlyselectedsensorspan.
Sensormaximumrangesare:Sensor°F°CJT/C1400760KT/C24001316T750399E1100593R32001760S32001760B33001816RTD293.
49RTDT(0.
1°)275.
044-20mA20mA0-5Vdc5Vdc1-5Vdc5Vdc78Chromalox2104TechnicalManualSensorInputCalibration(continued)6.
Wait30secondsfortheelectronicstostabilize.
Pressv.
Dasheswillappearinthelowerdisplaywhilethecontrollercalibratesthehighendofspan.
Whenfinished,thecontrollerwilldisplayDONE.
CALSCALSCALSCALSCALSINININININHHHHHIIIIIAUXvwRESETCALSCALSCALSCALSCALS--------------------AUXvwRESETCALSCALSCALSCALSCALSDONEDONEDONEDONEDONEAUXvwRESET7.
PressRESETtoexitcalibration.
RemoteSetpointInputCalibrationTheRemoteSetpointInputiscalibratedusinganappropriate4-20mAor1-5Vdcsimulator.
CalibrationisperformedinthemenuCALRontheInputPage.
1.
Connectthesimulatortotheremotesetpointinputterminals.
2.
GotomenuCALR.
ThelowerdisplaywillshowINLO,indicatingthatyoushouldfirstcalibratetheinputlowend(4mAor1Vdc).
CALCALCALCALCALRRRRRINININININLLLLLOOOOOAUXvwRESETChromalox2104TechnicalManual79RemoteSetpointInputCalibration(continued)3.
Adjustthesimulatortooutputthelowendoftheselectedrange.
Wait30secondsfortheelectronicstofullystabilize.
Pressv.
Dasheswillappearinthelowerdisplaywhilethecontrollercalibratesthelowendofspan.
CALCALCALCALCALRRRRRINININININLLLLLOOOOOAUXvwRESETCALCALCALCALCALRRRRR--------------------AUXvwRESETCALCALCALCALCALRRRRRINININININHHHHHIIIIIAUXvwRESET4.
WhenthecontrollerpromptsINHIinthelowerdisplay,adjustthesimulatortooutputthehighendofthecurrentlyselectedinputspan(20mAor5Vdc).
5.
Wait30secondsfortheelectronicstostabilize.
Pressv.
Dasheswillappearinthelowerdisplaywhilethecontrollercalibratesthehighendofspan.
Whenfinished,thecontrollerwilldisplayDONE.
CALCALCALCALCALRRRRRINININININHHHHHIIIIIAUXvwRESETCALCALCALCALCALRRRRR--------------------AUXvwRESETCALCALCALCALCALRRRRRDONEDONEDONEDONEDONEAUXvwRESET6.
PressRESETtoexitcalibration.
80Chromalox2104TechnicalManualAnalogOutputOptionCalibrationTheAnalogOutputsignaliscalibratedusinganappropriatecurrentorvoltagemeter.
Calibrationisperformedinthetwoanalogoutputcalibrationmenus(AoOandAoS)ontheInputPage.
1.
Connectthemetertotheanalogprocessoutputterminals.
Tocalibratetheanalogoutput,theoutputmustbeforcedtothelowendofspan.
Ifthesetpointisselectedfortransmission(CTRLPAGE,AOUT=ASP)thiscanbedonebyadjustingthesetpointtothelowendofspan(i.
e.
JT/C=-100°F).
2.
GotomenuAOO.
AdjusttheAnalogOutput(usingvandw)untilthemeterreads4mAor1.
000Vdc.
AAAAAOOOOOOOOOO786786786786786AUXvwRESET3.
GotomenuAOO=ASPandadjustthesetpointtothehighendofspan(i.
e.
,forJT/C=1400°F).
4.
GotomenuAOS.
AdjustAnalogOutput(usingvandw)untilthemeterreads20mAor5.
000Vdc.
Note:Thenumberdisplayedinthelowerdisplaypageisforreferenceonly.
AAAAAOOOOOSSSSS39023902390239023902AUXvwRESET5.
Pressandholdfor3secondstoexitcalibrationmode.
RESETChromalox2104TechnicalManual81FactoryCalibrationRecoveryThisoptionallowsyoutoreturnthecontrollertoitsfactorycalibrationsettingsintheeventthatitisseverelyoutofcalibrationduetopoortechniqueorunauthorizedcalibration.
Althoughthefactorycalibrationsettingsarerecovered,thisdoesnotguaranteeoriginalcalibrationaccuracy.
TheFactoryCalibrationRecoveryshouldbeusedasa"startingpoint"forrecalibration,shouldtheunitbecomeseverelyoutofcalibration.
FactoryCalibrationRecoveryisperformedontheINPTPAGE,menuRECC.
RRRRRECECECECECCCCCCRDYRDYRDYRDYRDYAUXvwRESETToreestablishthefactorycalibrationconstants:1.
Disconnectloadpower.
2.
GotomenuRECCandpressv.
Thecontrollerwillautomaticallyrecalibrate.
RERERERERECCCCCCCCCCRDYRDYRDYRDYRDYAUXvwRESETRERERERERECCCCCCCCCC--------------------AUXvwRESETRERERERERECCCCCCCCCCDONEDONEDONEDONEDONEAUXvwRESET3.
Thelowerdisplaycyclesfrom"----"to"DONE".
PressRESETtoexitthecalibrationmode.
82Chromalox2104TechnicalManualDisplayCalibrationOffsetIfanoffsetonthetemperaturereadingisdesired,theDisplay/CalibrationOffsetmenumaybeused.
Insomeapplications,thisoffsetmaybedesiredtomatchanotherinstrumentoraninferredtemperatureinanotherpartofthesystem.
Toestablishthecalibrationoffset:1.
GotomenuCOFFontheInputPage.
CCCCCOOOOOFFFFFFFFFF00000AUXvwRESET2.
Usevandwtosetthecalibrationoffset,adjustablefrom-100to100°F.
CCCCCOOOOOFFFFFFFFFF-1-1-1-1-1AUXvwRESETChromalox2104TechnicalManual83Section11SpecificationsControlModesAutomaticOn/OffProportional(P)PID-ProportionalwithIntegraland/orDerivative(PID,PI,PD)PID+FuzzyLogicHeat/Cool(DualPID)ControlAdjustmentsControlSetpointSensorRangeSetpointLimitsSensorRangeDeadband1to100°FProportionalBandSensorRangeManualReset-99.
9to99.
9AutomaticReset0.
00to99.
99repeatsperminuteRate0to500secondsOutputCycleTime0.
1to60.
0secondsOutputLimit0.
0to100.
0%OpenSensor&OutofRangeOutputCommand0.
0to100.
0%DisplayOffset-100to100°FHeat/CoolAdjustmentsOutputOffsets0to100%ofProportionalBandCoolingMediumAir,WaterorOilAlarmAdjustmentsSetpointsHighandLowSettingsforeachAlarmOutputAlarmTypesAbsolute:High,LowandHigh/LowTracking:+Deviation,-Deviationand+/-DeviationRelayActionLatchingorNon-Latching,EnergizedorDe-EnergizedAlarmDeadbandAdjustable,0to100°FAlarmInhibitOnPower-Up,EnabledorDisabledControl/AlarmOutputsTotaloffive(5)Control/AlarmoutputspossibleRelayRelay—FormAcontacts,1.
0Ampsat120/230Vac(resistive)SolidStateRelayDrive24Vdcnominalat40mATriac1Ampcontinuous,10Ampin-rush,at120or230VacCurrent/Voltage4to20mAinto0to800,fieldchangeableto1-5VdcOutput#5(Optional)Relay—N.
O.
FormCcontact,5Aat120or2.
5Aat230Vac(resistive)SensorInputFieldselectableThermocouple,RTD,CurrentorVoltageInputUpdateRate2SamplesperSecond84Chromalox2104TechnicalManualInputSpecificationsRange°FRange°CAccuracy@77°FambientJT/C-100to1400-73to760±0.
2%ofsensorspanKT/C-300to2400-184to1316±0.
2%ofsensorspanTT/C-350to750-212to399±0.
2%ofsensorspanforPV>-80°C±0.
4%ofsensorspanforPV538°C100PtRTD(α=.
00385)-200to1000-128to538±0.
2%ofsensorspanRTDT(0.
1°res.
)-99.
9to899.
9-73.
3to432.
1±0.
2%ofsensorspan4-20mA-500to5000(programmable)±0.
2%ofsensorspan0-5Vdc-500to5000(programmable)±0.
2%ofsensorspan1-5Vdc-500to5000(programmable)±0.
2%ofsensorspanTransmitterPower+24VdcOutput+24Vdc±20%at50mAmaximumRamp/SoakProgrammingIntervals16intervalsLoops1loop,0-255timesorcontinuousEventOutputsUpto3GuaranteedSoakDifferentialOff,1°FtosensorspanTimeUnitsSeconds,Minutes,Hours(1secondto99.
99hours/segment)ReadoutStabilityJ,K,EThermocouple±1°F/10°FchangeinambienttemperatureTThermocouple±2°F/10°Fchangeinambienttemperatureforsensortemperature>-80°C±5°F/10°Fchangeinambienttemperatureforsensortemperature-80°C)+2°F(temperatures<-80°C)RTD,4-20mA,1-5Vdc±0.
1%ofSensorSpan/20balancedleadwireresistanceChromalox2104TechnicalManual87Section12TroubleshootingcontinuedonnextpageThefollowingTroubleshootingGuidegivessimplesolutionstocommonproblems,andexplainsthe2104'sErrorMessages.
Shouldyouhaveaproblemwithyourcontroller,itisagoodideatocheckthisGuideforpossiblecorrectionsbeforecontactingthefactory.
Thecorrectionsarelistedintheorderinwhichtheyshouldbeperformed.
TroubleshootingGuideSymptomProbableCauseCorrectionPowerapplied,displaydoes1.
Nopowerapplied1.
Checkpowerwiringandfusingnotlightandcontrollerdoes2.
PowerdownandrepowerupnotfunctionDisplayreadsOPENSENS1.
Opensensor1.
Checksensorwiring(page7)2.
Outofcalibration2.
ChecksensortypeselectedatINPTPAGE,SENS3.
RecoverFactoryCalibration(page81)4.
Attachsensorsimulatorandverifycalibration(page76)5.
Check"ControlLoopProtection"AlarmProcessdoesnotheatup1.
Nopowerbeing1.
Verifyoutputwiring(page11)appliedtotheload2.
Verifythatloadisnotopenandoutputjumpersareproperlyinstalled3.
Check"controltype"enteredatCTRLPAGE,CONT(Heat,CoolorHeatCool)4.
Check"outputlimit"enteredonOUT1/OUT2PAGE,OL1/OL2Erraticoperation1.
Intermittentsensor1.
Checksensorwiringorconnectionssubstitutesensorsimulator2.
Controllerfailure2.
Powerdownandrepowerup(internalelectronics)3.
ContactfactoryNote:AspecificListofLoopAlarmsandprobablecausesaregivenonpages55-57.
88Chromalox2104TechnicalManualTroubleshootingGuideSymptomProbableCauseCorrectionProcessnotincontrol1.
Incorrect"controlaction"1.
Check"controltype"enteredselectedCTRLPAGE,CONT2.
Nottunedcorrectly2.
SeeSelf-TuningandPIDsettings,CTRLPAGEInstrumentcontinuallygoes1.
Internalelectronicfailure1.
Contactfactorythroughpower-upreset2.
DrasticpowerlineanomaliesERR3displayedwith1.
EEPROMfailed1.
PowerdownandbackuptoPAGEinlowerdisplayredundancycheckretestEEPROM2.
SetcontrollertoLevelD(736)SecurityCode.
3.
GotoPAGEshown.
UseRESETpushbuttontoscrollthroughallmenus.
Readjustanysettingsthatappearincorrect.
Afterscrollingthroughallmenus,errorwillclear.
ERR4displayed1.
AtoDelectronicsfailure1.
Powerdownanduptoreset2.
ConsultfactoryTERRflashingonupper1.
Self-tunewasenabled,1.
PressRESETtoclearerror.
orlowerdisplaybutunabletoPreviousPIDparameterssuccessfullytuneareretainedbecause:2.
Consultfactorya.
processcouldnotget50°Fbelowsetpoint(forheating)or50°abovesetpoint(forcooling)in30minutesb.
overa10hourperiod,theprocesshasnotchangedenoughtoinitiateturningc.
processwentinandoutofsensorrangeduringtune.
d.
2104isunabletocalculatePIDparametersLOOPerrorSeepages55-571.
PressRESETtoclearerror2.
VerifywiringandexternaldevicesChromalox2104TechnicalManual89Section13Warranty&ReturnChromaloxwarrantsonlythattheProductsandpartsmanufacturedbyChromalox,whenshipped,andtheworkperformedbyChromaloxwhenperformed,willmeetallapplicablespecificationandotherspecificproductandworkrequirements(includingthoseofperformance),ifany,andwillbefreefromdefectsinmaterialandworkmanshipundernormalconditionsofuse.
Allclaimsfordefectiveornonconforming(bothhereinaftercalleddefective)Products,partsorworkunderthiswarrantymustbemadeinwritingimmediatelyupondiscovery,andinanyevent,withinthree(3)yearsfromdelivery,provided,howeverallclaimsfordefectiveProductsandpartsmustbemadeinwritingnolaterthanthirty-six(36)monthsaftershipmentbyChromalox.
DefectiveandnonconformingitemsmustbeheldbyChromalox'sinspectionsandreturnedtotheoriginalf.
o.
b.
pointuponrequest.
THEFOREGOINGISEXPRESSLYINLIEUOFALLOTHERWARRANTIESWHATSOEVER,EXPRESSED,IMPLIEDANDSTATUTORY,INCLUDING,WITHOUTLIMITATION,THEIMPLIEDWARRANTIESOFMERCHANTABILITYANDFITNESSFORAPARTICULARPURPOSE.
NotwithstandingtheprovisionsofthisWARRANTYANDLIMITATIONSClause,itisspecificallyunderstoodthatProductsandpartsnotmanufacturedandworknotperformedbyChromaloxarewarrantedonlytotheextentandinthemannerthatthesamearewarrantedtoChromaloxbyChromalox'svendors,andthenonlytotheextentthatChromaloxisreasonablyabletoenforcesuchawarranty,itbeingunderstoodChromaloxshallhavenoobligationtoinitiatelitigationunlessbuyerundertakestopayallcostandexpensesthereforeincludingbutnotlimitedtoattorney'sfees,andindemnifiesChromaloxagainstanyliabilitytoChromalox'svendorsarisingoutofsuchlitigation.
WarrantyLimitations90Chromalox2104TechnicalManualUponbuyer'ssubmissionofaclaimasprovidedaboveandinitssubstantiation,Chromaloxshallatitsoptioneither(i)repairorreplaceitsProducts,partsorworkattheoriginalf.
o.
b.
pointofdeliveryor(ii)refundanequitableportionofthepurchaseprice.
TheforegoingisChromalox'sonlyobligationandbuyer'sexclusiveremedyforbreachofwarranty,andisbuyer'sexclusiveremedyagainstChromaloxforallclaimsarisinghereunderorrelatingheretowhethersuchclaimsarebasedonbreachofcontract,tort(includingnegligenceandstrictliability)orothertheories,buyer'sfailuretosubmitaclaimasprovidedaboveshallspecificallywaiveallclaimsfordamagesorotherrelief,includingbutnotlimitedtoclaimsbasedonlatentdefects.
InnoeventshallbuyerbeentitledtoincidentalorconsequentialdamagesandbuyershouldholdChromaloxharmlesstherefrom.
Anyactionbybuyerarisinghereunderorrelatinghereto,whetherbasedonbreachofcontract,tort(includingnegligenceandstrictliability)orothertheories,mustbecommencedwithinone(1)yearafterthedateofshipmentoritshallbebarred.
ReturnsItemsreturnedtoChromaloxInstrumentsandControlsmustbeaccompaniedbyaReturnAuthorizationNumber.
ThisnumbermaybeobtainedfromChromaloxInstrumentsandControls,CustomerServiceDepartment,TelephoneNumber(615)793-3900.
Itshouldappearontheexterioroftheshippingcartonandontheshippingdocuments.
Defectiveitemswillberepairedorreplacedatouroption,atnocharge.
Returnthedefectivepartorproduct,freightprepaid,to:ChromaloxInstrumentsandControls1382Heil-QuakerBlvd.
LaVergne,TN37086-353691Chromalox2104TechnicalManualAppendix1PAGE/MENUTablesSetupPagePAGENamePAGEContentsDISPDISPDISPDISPDISPDisplayAllowsyoutomonitoranyof11realtimevariablesinthelowerdigitaldisplay:processvariable;setpoint;outputs;timersandalarmstatus.
Thisisusefulduringtroubleshootingorbrieftrendingperiods.
ValuesonthispagearefordisplayonlyandcannotbechangedonthisPAGE.
CCCCCTRLTRLTRLTRLTRLControlSecurityLockSetpointsSelfTunePID1andPID2ControlParametersManualResetFuzzyLogicOutputCommandsControlLoopProtection(CLP)Auto/ManualDisintegrationTimerRampRateControllerTypeCoolingMediumEvent/DigitalFunctionAuxiliaryPushbuttonFunctionAnalogOutputassignmentRamp/SoakUserSelectedSecurityCodeINPTINPTINPTINPTINPTInputSensorTypeDisplayUnitsDisplay/CalibrationOffsetSetpointLowLimitSetpointUpperLimitSCSCSCSCSCALALALALALCustomScalingAnalogInputDecimalPointsAnalogInputLowAnalogInputHighAnalogOutputHighRemoteSetpointInputLowRemoteSetpointInputHighOOOOOUT1UT1UT1UT1UT1Output#1Output#1CycleTimeOutput#1LimitHeatOffsetOOOOOUT2UT2UT2UT2UT2Output#2Output#2CycleTimeOutput#2LimitHeatOffset92Chromalox2104TechnicalManualSecurityLevelsSeepages26-27fordetails.
LevelCodeDescriptionA---DisplayPageandSecurityLockB123SetpointandAuxiliarySetpointC458Settingsfor:ControlInputRamp/SoakDigitalCommunicationsD736CalibrationSecurityCodesSecurityLevelsandPAGE/MENUContentsSecurityCodesSecurityCodesSecuritySecurityViewAdjustLevelCodeLevelLevelA---AAB123A,BA,BC458A,B,CA,B,CD736A,B,C,DA,B,C,D93Chromalox2104TechnicalManualMenuDescriptionAvailableSettingsFactorySettingsSecurityLLLLLOCOCOCOCOCHHHHHSecurityLock0to9999458ASPSPSPSPSPSetpointInstrumentsensorspanSpanLowBAAAAAUSPUSPUSPUSPUSPAuxiliarySPInstrumentSensorSpanSpanLowTUNETUNETUNETUNETUNESelfTuneOFF=SelftuningdisabledOFFCPRUP=PoweruptuningBEGN=BegintuningPB1PB1PB1PB1PB1Proportional0°Ftosensorrange25°FBand1AAAAAR1R1R1R1R1Automatic0.
00to99.
99repeats/minute0.
10Reset1RRRRRAAAAAT1T1T1T1T1Rate10to500seconds10DB1DB1DB1DB1DB1DeadBand11to100°F5°F0.
01to6.
25%spanforanaloginputsPB2PB2PB2PB2PB2Proportional0°Ftosensorrange25°FBand2AAAAAR2R2R2R2R2Automatic0.
00to99.
99repeats/minute0.
10Reset2RRRRRAAAAAT2T2T2T2T2Rate20to500seconds10DB2DB2DB2DB2DB2DeadBand21to100°F5°F0.
01to6.
25%spanforanaloginputsOOOOOFSTFSTFSTFSTFSTManualReset-99.
9to99.
90.
0FLFLFLFLFLFuzzyLogicOFF=DisabledONON=EnabledOOOOORNGRNGRNGRNGRNGOpenSensorForHeat/CoolControl,adjustable:0.
0%OutputCommand-100.
0to100.
0%:-100.
0to-0.
1forcooling0.
1to100.
0forheatingLLLLLOOPOOPOOPOOPOOPControlLoopOFF,0.
1to999.
9minutesOFFProtectionAAAAAUTOUTOUTOUTOUTOAuto/Manual0to100seconds10DisintegrationTimerRRRRRRRRRRAAAAATTTTTRampRateOFFOFFControlPageControlPageSeepages35-37fordetails.
94Chromalox2104TechnicalManualControlPage(continued)MenuDescriptionAvailableSettingsFactorySettingsSecurityCCCCCONTONTONTONTONTControllerTypeHEAT=ReverseActingHEATCOutputControllerCOOL=DirectActingSingleOutputControllerHTCL=Heat/CoolControllerCCCCCOOOOOOOOOOLLLLLCoolingPID2=UsesPID2settingsPID2MediumforcoolingAIR=AirCoolingOIL=OilCoolingH2O=WaterCoolingRSPRSPRSPRSPRSPRemoteOFFOFFSetpointONEnableENTIENTIENTIENTIENTIEvent/DigitalNONE=DisabledNONEFunctionPID2=PID2enableAUSP=AuxiliarySPenableRSP=RemoteSPenableOUTD=OutputdisableRS=Ramp/SoakAUTO=Auto/ManualAIR=AlarmResetAAAAAUUUUUAuxiliaryNONE=DisabledNONEPushbuttonPID2=PID2enableFunctionAUSP=AuxiliarySPenableRSP=RemoteSPenableOUTD=OutputdisableAUTO=Auto/ManualAAAAAOUTOUTOUTOUTOUTAnalogNONE=DisabledASPOutputPROC=ProcessVariableAssignmentASP=ActiveSetpointOUT1=ControlOutput!
OUT2=ControlOutput2RSENRSENRSENRSENRSENRamp/SoakOFFOFFONCCCCCODEODEODEODEODEUserSelected0-122=LevelA0DSecurityCode123-457=LevelB458-735=LevelC736-999=LevelDSeepages35-37fordetails.
ControlPage95Chromalox2104TechnicalManualRamp/SoakPageMENUDescriptionAvailableSettingsFactorySettingsSecurityUNITUNITUNITUNITUNITTimeUnitsSEC=seconds(1to9999)SEcCMIN=minutes(0.
1to999.
9)HR=hours(0.
01to99.
99)STBYSTBYSTBYSTBYSTBYStandbyInstrumentSensorSpanSpanLowSetpointINT1INT1INT1INT1INT1Interval1TimeseeTimeUnitsMenu(above)0SP1SP1SP1SP1SP1Setpoint1InstrumentSensorSpanSpanLowIntervals2-15TimeandSetpointIN16IN16IN16IN16IN16Interval16TimeseeTimeUnitsMenu(above)0SP16SP16SP16SP16SP16Setpoint16InstrumentSensorSpanSpanLowCCCCCONTONTONTONTONTContinuousOFFOFFProgramONFROFROFROFROFROLoopfromthe1TO161endofintervalTOTOTOTOTOTothebeginning1TO161ofintervalNONONONONONumberoftimes0TO99990SBETSBETSBETSBETSBETStandbyOFF=AlloffOFFEventsE3=EventOutput3OnE4=EventOutput4OnE43=EventOutputs4&3OnE5=EventOutput5OnE53=EventOutputs5&3OnE54=EventOutputs5&4OnE543=EventOutputs5,4,3OnILEILEILEILEILEInterval1OFF=AlloffOFFEventsE3=EventOutput3OnE4=EventOutput4OnE43=EventOutputs4&3OnE5=EventOutput5OnE53=EventOutputs5&3OnE54=EventOutputs5&4OnE543=EventOutputs5,4,3OnIL6EIL6EIL6EIL6EIL6EInterval16sameasaboveOFFEventsGGGGGSDBSDBSDBSDBSDBGuaranteedOFF,1°Ftosensorrange0°FSoakdifferentialRamp/SoakPageSeepages41-45fordetails.
96Chromalox2104TechnicalManualInputPageMENUDescriptionAvailableSettingsFactorySettingsSecuritySENSSENSSENSSENSSENSSensorTypeSensorTypeselectedheremustJCagreewithdipswitchsettings.
J=JThermocoupleK=KThermocoupleT=TThermocoupleE=EThermocoupleR=RThermocoupleS=SThermocoupleB=BThermocoupleRTD=100PtRTD(a=.
00385)4-20=4to20mA0-5=0to5Vdc1-5=1to5Vdcrtdt=100PtRTD(0.
1°resolution)UNITUNITUNITUNITUNITDisplayUnitsNONE=nounits°F°F=DegreesFahrenheit°C=DegreesCelsiusCCCCCOFFOFFOFFOFFOFFDisplay/Cal.
-100°Fto100°F0OffsetSPSPSPSPSPLLLLLLLLLLSetpointInstrumentSensorSpanSpanLowLowLimitSPSPSPSPSPULULULULULSetpointInstrumentSensorSpanSpanHighUpperLimitCALSCALSCALSCALSCALSSensorINLOINLODCalibrationINHIDONECALCALCALCALCALRRRRRRemoteINLOINLOSetopintINHICalibrationDONEAAAAAOOOOO00000AnalogOutputOto4095ZeroCalibrationAAAAAOOOOO55555AnalogOutput0to4095SpanCalibrationRERERERERECCCCCCCCCCFactoryRDY=ReadyCalibration---=WaitRecoveryDONE=FinishedFFFFFIIIIILLLLLTTTTTDigitalFilter0to60secondsHPRCHPRCHPRCHPRCHPRCHigh(max.
)InstrumentSensorSpanProcessInputLLLLLPRCPRCPRCPRCPRCLow(min.
)InstrumentSensorSpanProcessInputHIHIHIHIHIAAAAAHigh(max.
)InstrumentSensorSpanAmbientTemp.
LLLLLOOOOOAAAAALow(min.
)InstrumentSensorSpanAmbientTemp.
InputPageSeepage38fordetails.
97Chromalox2104TechnicalManualCustomScalingPageMENUDescriptionAvailableSettingsFactorySettingsSecurityDPDPDPDPDPAnalogInput0=none1CDecimalPts.
1=123.
42=12.
343=1.
234AAAAAINININININLLLLLAnalogInput-500to50000.
0LowAAAAAINININININHHHHHAnalogInput-500to5000100.
0HighAAAAAOTOTOTOTOTLLLLLAnalogOutput-500to5000SpanLowLowAAAAAOTOTOTOTOTHHHHHAnalogOutput-500to5000SpanHighHighRSPRSPRSPRSPRSPLLLLLRemoteSP-500to5000SpanLowInputLowRSPRSPRSPRSPRSPHHHHHRemoteSP-500to5000SpanHighInputHighOutput#1PageMENUDescriptionAvailableSettingsFactorySettingsSecurityCCCCCYC1YC1YC1YC1YC1Output#10.
0to60.
0seconds1.
0*CCycleTimeOL1OL1OL1OL1OL1Output#10.
0to100.
0%100.
0%LimitHHHHHOFFOFFOFFOFFOFFHeatOffset0°FtoPB1setting0CustomScalingPageSeepage39fordetails.
Output#1PageSeepage39fordetails.
*For2104-A(voltageorcurrentoutput)cycletimemustbesetto0.
0.
98Chromalox2104TechnicalManualOutput#2PageMENUDescriptionAvailableSettingsFactorySettingsSecurityCCCCCYC2YC2YC2YC2YC2Output#20.
0to60.
0seconds1.
0C0.
0=Voltage/CurrentalgorithmOL2OL2OL2OL2OL2Output#20.
0to100.
0%100.
0%LimitHHHHHOFFOFFOFFOFFOFFHeatOffset0°FtoPB1setting0Output#3PageMENUDescriptionAvailableSettingsFactorySettingsSecurityTYP3TYP3TYP3TYP3TYP3Output#3TypeOFF=DisabledOFFCALR=AlarmOutputENT=EventOutput(SetupEventOutputparametersonRamp/SoakPage)AAAAALR3LR3LR3LR3LR3Alarm#3TypeNONE=Disabled(off)NONEHI=HighAlarmLO=LowAlarmHILO=High-LowAlarmPDE=PlusDeviationAlarm-DE=MinusDeviationAlarmDE=Plus/MinusDeviationAlarmLOOP=ControlLoopProtectionAlarmRRRRRLLLLLYYYYY33333Alarm#3NDE=Normallyde-energizedNDERelayActionnon-latchingNE=Normallyenergizednon-latchingNDEL=Normallyde-energizedlatchingNEL=NormallyenergizedlatchingOutput#2PageSeepage39fordetails.
Output#3PageSeepage50fordetails.
99Chromalox2104TechnicalManualOutput#3Page(continued)MENUDescriptionAvailableSettingsFactorySettingsSecurityAAAAAOL3OL3OL3OL3OL3Alarm#3InstrumentSensorSpanSpanLowCLowSetpointAAAAAHI3HI3HI3HI3HI3Alarm#3InstrumentSensorSpanSpanHighHighSetpointDB3DB3DB3DB3DB3Output#30to100°F1°FDeadBand(AlarmHysteresis)INH3INH3INH3INH3INH3Alarm#3OFFOFFInhibitONOutput#4PageMENUDescriptionAvailableSettingsFactorySettingsSecurityTYP4TYP4TYP4TYP4TYP4Output#4TypeOFF=DisabledOFFCALR=AlarmOutputENT=EventOutput(SetupEventOutputparametersonRamp/SoakPage)AAAAALR4LR4LR4LR4LR4Alarm#4TypeNONE=Disabled(off)NONEHI=HighAlarmLO=LowAlarmHILO=High-LowAlarmPDE=PlusDeviationAlarm-DE=MinusDeviationAlarmDE=Plus/MinusDeviationAlarmLOOP=ControlLoopProtectionAlarmOutput#3PageSeepage50fordetails.
Output#4PageSeepage51fordetails.
100Chromalox2104TechnicalManualOutput#4Page(continued)MENUDescriptionAvailableSettingsFactorySettingsSecurityRRRRRLLLLLY4Y4Y4Y4Y4Alarm#4NDE=Normallyde-energizedNDECRelayActionnon-latchingNE=Normallyenergizednon-latchingNDEL=Normallyde-energizedlatchingNEL=NormallyenergizedlatchingAAAAAOL4OL4OL4OL4OL4Alarm#4InstrumentSensorSpanSpanLowLowSetpointAAAAAHI4HI4HI4HI4HI4Alarm#4InstrumentSensorSpanSpanHighHighSetpointDB4DB4DB4DB4DB4Output#40to100°F1°FDeadBand(AlarmHysteresis)INH4INH4INH4INH4INH4Alarm#4OFFOFFInhibitONOutput#4PageSeepage51fordetails.
Output#5PageMENUDescriptionAvailableSettingsFactorySettingsSecurityTYP5TYP5TYP5TYP5TYP5Output#5TypeOFF=DisabledOFFCALR=AlarmOutputENT=EventOutput(SetupEventOutputparametersonRamp/SoakPage)AAAAALR5LR5LR5LR5LR5Alarm#5TypeNONE=Disabled(off)NONEHI=HighAlarmLO=LowAlarmHILO=High-LowAlarmPDE=PlusDeviationAlarm-DE=MinusDeviationAlarmDE=Plus/MinusDeviationAlarmLOOP=ControlLoopProtectionAlarmOutput#5PageSeepage52fordetails.
101Chromalox2104TechnicalManualOutput#5Page(continued)MENUDescriptionAvailableSettingsFactorySettingsSecurityRRRRRLLLLLY5Y5Y5Y5Y5Alarm#5NDE=Normallyde-energizedNDECRelayActionnon-latchingNE=Normallyenergizednon-latchingNDEL=Normallyde-energizedlatchingNEL=NormallyenergizedlatchingAAAAAOL5OL5OL5OL5OL5Alarm#5InstrumentSensorSpanSpanLowLowSetpointAAAAAHI5HI5HI5HI5HI5Alarm#5InstrumentSensorSpanSpanHighHighSetpointDB5DB5DB5DB5DB5Output#50to100°F1°FDeadBand0.
00to6.
25%foranaloginput(AlarmHysteresis)INH5INH5INH5INH5INH5Alarm#5OFFOFFInhibitONDigitalCommunicationsPage:DIGPAGEMENUDescriptionAvailableSettingsFactorySettingsSecurityDIGTDIGTDIGTDIGTDIGTModeOFF=DisabledCPIFCSelectionCPIF=ComputerInterfaceLINE=ASCIILineBBBBBAAAAAUDUDUDUDUDBaudRate120019.
2K24004800960019.
2KAAAAADDRDDRDDRDDRDDRAddress1to2551Output#5PageSeepage52fordetails.
DigitalCommunicationsPageSeepage52fordetails.
102Chromalox2104TechnicalManualDisplayPageMENUDescriptionDisplaysSecurityPROCPROCPROCPROCPROCProcessVariableSensorSpanAAAAAASPSPSPSPSPActiveSetpointSensorSpanOOOOOUT1UT1UT1UT1UT1Output#1Command0.
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00.
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0%OOOOOUT2UT2UT2UT2UT2Output#2Command0.
0TO100.
00.
0TO100.
00.
0TO100.
00.
0TO100.
00.
0TO100.
0%RSPRSPRSPRSPRSPRemoteSetpointInputSensorSpanRSRSRSRSRSRamp/SoakStatusOOOOOFFFFFFFFFF=ProgramnotrunningRUNRUNRUNRUNRUN=ProgramrunningHHHHHOLDOLDOLDOLDOLD=PrograminholdSTBSTBSTBSTBSTBYYYYY=PrograminstandbyGSGSGSGSGS=GuaranteedsoakINTINTINTINTINTRamp/SoakIntervalNumber0-160-160-160-160-16LLLLLEFTEFTEFTEFTEFTRamp/SoakTimeLeftinInterval0.
0TO999.
90.
0TO999.
90.
0TO999.
90.
0TO999.
90.
0TO999.
9hr/min/secLLLLLOOPOOPOOPOOPOOPRamp/SoakLoopsRemaining0-99990-99990-99990-99990-9999AAAAALRLRLRLRLRAlarmOutputStatusNNNNNONEONEONEONEONE=NoalarmsAAAAA33333=AlarmOutput#3AAAAA44444=AlarmOutput#4A4A4A4A4A433333=AlarmOutputs#4and#3A5A5A5A5A5=AlarmOutput#5A5A5A5A5A533333=AlarmOutputs#5and#3A5A5A5A5A544444=AlarmOutputs#5and#4A54A54A54A54A5433333=Alarms5,4and3EEEEENTNTNTNTNTEventOutputStatusNNNNNONEONEONEONEONE=AlloffEEEEE33333=EventOutput#3EEEEE44444=EventOutput#4E4E4E4E4E433333=EventOutputs#4and#3EEEEE55555=EventOutput#5E5E5E5E5E533333=EventOutputs#5and#3E5E5E5E5E544444=EventOutputs#5and#4E54E54E54E54E5433333=Events5,4and3DisplayPageTheDisplayPageisforstatusonly.
Noneofthesettingscanbechanged.
Seepage34fordetails.
103Chromalox2104TechnicalManualIndexAccuracy7,8,81,85AlarmInhibit48,50,51,52,83AlarmOperation49AlarmOutputs34,47,51,83AlarmsControlLoopProtection(seeControlLoopProtectionAlarm)Latch/Non-Latching49-52,63,83LowAlarm1,41,50-52Reset22,49Wiring19-20AnalogOutputOption2,67-70,80,85Applications1,29,61,82Auto/Manual10,22,36,37,59,60,63,65AutoTuning,seeSelf-TuningCalibration75-82CalibrationAnalogOutput80FactoryRecovery81Offset38,82RemoteSetpointInput78SecurityCodes26SensorInput76ChromaSoft1,45,71ControlLoopProtectionAlarm(CLP)50-57ControlParameters23,26,28ControlProgramming21-22,24-25CycleTime39,83DigitalCommunications1,2,71-74HardwareSetup71-72Programming74Wiring72-73DigitalInput1,7,30,31,35,36,45,49,59-63,67,85Dimensions5,85DipSwitches3AnalogOutput69DigitalCommunications72RemoteSetpoint67SensorInput4Displays21-25,34,35,56,57,87-88DisplayMode,Normal21,22,44-46ErrorMessages87-88104Chromalox2104TechnicalManualFuzzyLogic30,36Indications21InputType4,36Inputs,Sensor1,8-10,76Installation3Jumpers,Output11-14,17ManualOperation31,63,65MenuSelection24ModelIdentification2Mounting4-5Operation21-31Alarm49Auto/Manual63,65Control28-31Erratic87Manual31Ramp/Soak10,41-45,62Output#11,11-14,16-18,22,28,33-35,39,69,70,85Output#21,11,14,16-18,22,28,33-35,39,69,70,85Output#37,19,23,34,41,43,47-50,54-57Output#41,7,19,23,34,41,43,48,49,55-57Output#57,20,23,34,41,43,47-49,52,55-57,61,63,83Output,Analog69-70Output,AlarmRelays49-52OutputWiring6,11,13,15-18,70,87PAGEControl26,28,35-37CustomScaling39,68DigitalCommunications74(seeDigitalCommunicationsinthisindex)Display26,34(seeDisplayandDisplaysinthisindex)Input38Output#139(seeOutput#1inthisindex)Output#239(seeOutput#2inthisindex)Output#350(seeOutput#3inthisindex)Output#451(seeOutput#4inthisindex)Output#552(seeOutput#5inthisindex)Ramp/Soak43(seeRamp/Soakinthisindex)PID122,28,29,35,59-61PID222,28,29,35-37,59-61Pushbuttons21-31105Chromalox2104TechnicalManualRamp/Soak10,26,28,31,33,34,36,37,50-52,59-64Operation22,41-45Programming41-42,44-45,84RamptoSetpoint28,30RemoteSetpoint3,22,30,36,59-61,64,78-79,84Repair89-90ResetPushbutton22,24,49RTDInputs76Calibration76Wiring8-9SecurityCodes26,27,35SecurityLevels26,27Self-Tuning29,88SensorSetup,Menu38Wiring7-10,56,87SetpointRamp28,30Remote(seeRemoteSetpointinthisindex)SetupMode22,24,27Specifications83-86ThermocoupleInputs8,76TimerLoop36,53,55-57Troubleshooting87-88TuningSelf(seeSelf-Tuninginthisindex)106Chromalox2104TechnicalManualWarranty89-90WiringAlarm19-20CurrentInputWiring(LoopPoweredbyController)10CurrentInputWiring(Selfpowered)9DigitalCommunications72-73DigitalInput10DualAnalogOutputWiring16DualOutputAnalog/RelayWiring18DualOutputAnalog/TriacWiring18DualOutputSSR/RelayWiring17DualOutputSSRTriacWiring17DualRelayOutputWiring16DualSSRDriveOutputWiring16DualTriacOutputWiring16Dual1-5VdcOutputWiring17GoodWiringPractices6Heat/CoolOutput16-18InstrumentPower19Output16-17,48RemoteSetpoint68RS232WiringConnections72RS422AWiringConnections(4-wire)73RS485WiringConnections(2-wire)73Sensor(seeSensorWiringinthisindex)TerminalIdentification7VoltageInputWiring(Self-powered)10ChromaloxINSTRUMENTSANDCONTROLS1382HEILQUAKERBOULEVARDLAVERGNE,TN37086-3536PHONE(615)793-3900FAX(615)793-3563WIEGANDINDUSTRIALDIVISIONEMERSONELECTRICCO.