Te-technology TC-36-25-RS485 User Manual Page 1

InstructionManualForModelTC‐36‐25RS485ThermoelectricCoolerTemperatureControllerMay10,2012Drawing#5106Rev.B1590

10MainFeatures RoHScompliant Operatesasastand‐alonecontrollerorwithacomputermonitor Bi‐directional,solid‐stateH‐bridgeoperatio

11o Thesecondsensorinputisconfigurableasaheat‐sinkover‐temperatureshut‐down Non‐volatilememoryretentionofparameters(1,000,000writ

12Pulse‐WidthModulatedPowerOutputTheTC‐36‐25RS485requiresaconstant‐voltagepowersupplytoprovidepowerforathermoelectric(TE)devices

13MultipleControlConfigurationsDependingontheinputvoltagerequiredfortheTEdevice,theTC‐36‐25RS485canbeusedwitheitheroneortwose

14SetupInst ructions1.0 InitialSetup Portionsofthetemperaturecontroller(thealuminumframeneartheoutputtransistors,forexample)ca

15Thermistorattachedtocoldplateofcooler.ThestandardthermistorsuppliedwiththeTC‐36‐25RS485istheMP‐3193.AppendixC“ThermistorSty

16 Thecontrollerdoeshaveaninternal25Afusetolimitcurrent(LittelfusePN:142.6185.5256).Thisfuseprovidesadegreeofprotectiontothe

17d)Seethe“ControllerWiringDiagram(SinglePowerSupplySetup)”forfurtherdetails.1.4.2 TwoPowerSuppliesOperation: Makesurethepowe

18RS‐485ConverterIfyouareusingyourown,customer‐suppliedUSB‐COMiadapter,youwillneedtoconfiguretheadaptertoworkproperlywiththec

191.7 InserttheTC‐36‐25RS485softwareCDintothecomputerCDdrive.Toinstalltheprogram,locateandrunsetup.exeontheCD,andfollowthe

2GeneralSafetyWarningsThismanualisavailableinEnglishonly.Itmustbereadandfollowedcarefullybeforeinstallationandoperation. THE

202.0 ControllerSetupNOTE:Ifyouplantohavemorethanonecontrolleronthenetwork,auniqueaddressnumbermustfirstbeassignedtoeachco

212.1 ADDRESSThisistheaddressofthecontrollerthesoftwareiscurrentlycommunicatingwith.Youcanswitchtoadifferentcontroller(ifona

222.2 CONTROLTEMPERATUREClicktheSELECTbuttonintheCONTROLTEMPERATUREsectiontodisplaytheCONTROLTEMPERATUREoptions.2.2.1 SETCONTROL

232.2.2 SETTEMPERATUREEnterthedesiredsettemperaturevalueindegreesCelsius.Thistemperaturemustbewithinboththerangeoftheselected

24a)TS‐1415K,controltemperaturerange:‐40°Cto+70°Cb)TS‐67,TS13215K,controltemperaturerange:‐20°Cto+100°Cc)TS‐9110K,controlt

25Whenthisisturnedon,anychangestosoftwaresettingsatruntimearestoredinEEPROMaswellasRAM.Thevaluescanthenberecalleduponapo

262.5 CONTROLMODE2.5.1 CONTROLMODETheCONTROLMODEdetermineshowthecontrollerwillattempttoobtainsetpointstability:a) PIDCONTROL:

27Ifthebandwidthissettoonarrow,thetemperaturewilloscillatearoundthesetpoint.Ifthebandwidthistoowide,thecontrollerwillbeslow

282.6 ALARMSThealarmstatusandcontrolsareviewedandsetinthissection.2.6.1 ALARMSTATUSAnyalarmthatoccursinthecontrollerwhosead

292.6.4 OUTPUTSHUTDOWNWITHALARMa) Ifthisisturnedoff,thecontrollerwillcontinuetosupplypowertotheTEdeviceregardlessofanyala

3Formoreinformationregardingprotectiondevicesread,TETechnology’sThermoelectricCoolingAssembly(TCA)Instructionmanualwhichisavailable

302.7 OUTPUTOUTPUTON/OFF:a)OFF:outputpowertotheTEdeviceisshutoff.b)ON:outputpowertotheTEdeviceisenabledandthecontrollerw

312.7.4 OVERCURRENTSETThisselectsthelevelatwhichtheover‐currentprotectionfortheTEdeviceturnsofftheoutputpower.Thislevelisad

32 Impropertuningofthistemperaturecontrollercanleadtoexcessivethermalcyclingand/oroverheatingofthethermoelectricdevice,eitherofw

333.2 Enterthefollowingparameters:PROPORTIONALBANDWIDTH:20INTEGRALGAIN:0DERIVATIVEGAIN:03.2.1 AllowtheTEdevicetoreachsteadysta

34ControllerWiringDiagram:TC‐36‐25RS485withOnePowerSupplySetup WP4WP2PROTECTIVE CONDUCTORTERMINALJP5 EXPANSIONCONNECTORMOLEX 22-23-2081WP

35ControllerWiringDiagram:TC‐36‐25RS485withTwoPowerSuppliesSetup WP4WP2PROTECTIVE CONDUCTORTERMINALJP5 EXPANSIONCONNECTORWP3WP1JP4JP2JP

36ExpansionConnectorWiringDiagram Note:The25mAcurrentsourceisatruecurrentsource.MaximumcompliancevoltageisapproximatelyV+,the

37MechanicalPackageDrawing 2X 15.944.4592.250.84X Ø4.75DIMENSIONS IN MILLIMETERSCOMPONENT AREA152.42X 131.82X 10.312X 51.4

38BlockDiagram  INPUT #1 SENSORTEMPERATURESENSOR10K OHM POTENTIOMETER0 TO 5 VDC*0 to 20 mA DC**PC SET VALUEDIFF SET = INPUT 2MP-2986 Display an

39RS485CommunicationsConnections RS485ConnectionTableComputer/RS485AdapterCommunicationPathControllerFunctionControllerConnection

4TableofContentsLicenseAgreement...

40AppendixATroubleshootingControllerCONTROLLERNOTPROVIDINGTHEEXPECTEDOUTPUTPOWER:COMMUNICATIONPROBLEM: Acommunicationproblemisn

41SYSTEMTEMPERATUREDOESNOTRESPONDASEXPECTED:CONTROLTYPEIMPROPERLYSET: SetCONTROLTYPEtoPIDcontrolifyouwantthetemperaturecontrol

42APPENDIXB:TroubleshootingCommunicationsTroubleshootingRS485Whenyouinitialize,anerrormessagemyshowupifthereisanyadditionalprob

43APPENDIXC:SerialCommunications I.Definitions:Note:whereneeded,thebaseofanumberisindicatedbyitssubscript.So,2010isthenumbe

44II.Examples:A)Setthecontrollertocontrolviaacomputerprogrammablesetpoint.1. Thecontrolleraddress,AA,isinthisexample6216.(T

457. Ifthetemperaturecontrollerreceivesthecommandandthechecksumiscorrect,itwillsendback:(stx)000003e8c0(ack).Ifthechecksumisn

466. Ifthetemperaturecontrollerreceivesthecommandandthechecksumiscorrect,itwillsendback:(stx)000000fae7(ack).Thee7attheendof

474.ALARMSTATUSWriteCommand:NAReadCommand: 05Interpret: 0returnedmeansnoalarms.Bit0=1meansHIGHALARM.Bit1=1meansLOWALARM.

489.SENSORTYPEWriteCommand:2aReadCommand: 43Interpret: 0:TS1415K1:TS67ORTS13615K2:TS9110K3:TS165230K4:TS10450K5:YSIHTP

4916.INTEGRALGAINWriteCommand:1eReadCommand: 52Interpret: Fixed‐pointgaininrepeats/min.Multiplydesiredintegralgainby10010andc

5TETECHNOLOGY,INC.(TETECH)LicenseAgreementCAREFULLYREADTHEFOLLOWINGTERMSANDCONDITIONSBEFOREOPENINGTHISPACKAGEORSIGNIFYINGYOURAC

5023.CONTROLDEADBANDSETTINGWriteCommand:25ReadCommand: 59Interpret: TemperatureorcountspanInput1mustmovetotogglecontroloutput.W

5129.ALARMLATCHENABLEWriteCommand:2fReadCommand: 48Interpret: 1islatchingenabled.0islatchingdisabled.IfALARMTYPEisequalto3

5235.OVERCURRENTCONTINUOUSWriteCommand:35ReadCommand: 4dInterpret: 1iscontinuousretrywhenovercurrentdetected.0allowstheRESTART

53V.ASCIIReferenceTableDecOctHexBinaryDescription0000000000000000^@^`NULLNULnullc‐@c‐`00100101

5405306535001101015054066360011011060550673700110111705607038001110008057071390

551081546C01101100l1091556D01101101m1101566E01101110n1111576F01101111o112160700

56APPENDIXC:ThermistorsforTC‐36‐25RS485Note:alldimensionsinmillimeters;standardthermistorshaveTS‐67temperature‐resistancecurves.See

57TS‐67Temperature(°C)versusResistance(ohms,W)DataforMP‐3193,MP‐2444,andMP‐2542Thermistors-20 146735 1 46709 22 17136 43 7075 64 3227

58TS‐141Temperature(°C)versusResistance(ohms,W)DataTS‐91Temperature(°C)versusResistance(ohms,W)Data -40

59TS‐165Temperature(°C)versusResistance(ohms,W)Data25 231438.2 71 35099.7 117 7792.1 163 2289.3 209 830.826 221032.6 72 33847.4 118 7567 1

6requiredbylaw,youshallnotcommunicateordisclose,directlyorindirectly,toanypersonorfirm,oruseatanytime,anyoftheTETECH’sprop

60TS‐104Temperature(°C)versusResistance(ohms,W)DataYSIHTP‐53Temperature(°C)versusResistance(ohms,W)Data0 163300 26 47870

61APPENDIXD:MultipleController(RS‐485)WiringDiagram ComputerRS485 ConverterTC-36-25 RS485 #1 TC-36-25 RS485 #3 TC-36-25 RS485 #5TC-3

77. IMPORT/EXPORT7.1 Ifyouintendtoimportorexport(orre‐export),directlyorindirectly,whetherelectronicallyorotherwise,thesoftware

8FeaturesTC‐36‐25RS485,Thermistor,I/OCable,andSoftwareTheTC‐36‐25RS485providesbi‐directional(heatingandcooling)temperaturecontrolf

9TheMP‐2986DisplayandKeypad,shownbelow,isanoptionalaccessorythatcanbepurchasedseparately.Itprovidesaconvenientwayofshowingand