2. Sierra
  3. Compod Programmable Control Module

Sierra Compod Programmable Control Module Quick Installation Guide

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SAFETY
1. ApplypoweronlyafterreviewingthewiringdiagramsforbothyourSmartTrak®100MeterorController,andthe
Compod™.SeereverseforCompodwiring,see100SeriesQuickInstallationGuideor100SeriesOperatorsManual
forwiringinformation.
INSTALLATION
1. Consulttheinstrument’sDataLabel(onthebackoftheinstrument)forALLproperoperatingparameters.Ifthe
informationontheDataLabeldoesnotmatchyourprocessconditions,contactyourRepresentativeorSierra
InstrumentsCustomerService.InsureyoufollowallSmartTrakMetersandControllersinstallation
recommendations.
2. WireyourinstrumentperthediagramedpinoutonthebackofthiscardandintheInstructionManual(specific
wiringisrequiredforboththeSmartTrakitself,portP3,aswellastheCompod).Powerisappliedtoboththe
SmartTrakandCompodviatheHDDB15connector(P3)onyour100Series,orcanbechainedthroughmultiple
unitsusingtheCompodP1andP2connectors.PleaserefertoyourCompodmanualformoreinformation
regardingtheconvenienceofdaisychaining.
OPERATION
1. Powertheunit.IfyouareusingtheSierraprovidedpowersupply,itisrecommendedyouattachtheD‐sub
connectortotheSmartTrakbeforepluggingtheadapterintothewall.Theunitmaytakelongertostartthan
normalifotherwise.Thiswillnotdamagetheunitinanyway.ThegreenLEDabovetheRJ45connectorwilllight
whentheunitpowered.
2. OurMassFlowControllersareshippedwithazerosetpointinAutomaticvalveoperationmode.Forsafety
considerations,itisrecommendedyouconfirmthispriortoapplyinggastotheunit.
3. ApplythegaslistedontheDataLabeltotheinletattherecommendedpressure(listedontheData
Label/CalibrationCertificate).YourSmartTrakMeterwillbegintomeasuremassflow.Thiswillbedisplayedonthe
usersoftwareoronyourDDCompod.YoucancyclethroughtheDDDisplayoptionsusingthebuttononthe
bottomrightcorneroftheCompod.
4. Controllerswilllikelyneedasetpointinputinordertocontrolflow.Dosocarefully!Youcandigitallyinputa
setpointusingtheRS‐232usersoftwareorviaCompodMODBUS.Youcanstillcontroldirectlywithyouranalog
setpointsourcevia100SeriesHDDB15.NOTE:YoucanchangethesetpointsourcetypeusingtheRS‐232software
ortheincludedCompodUserSoftware(RS‐485GUI).Theunitshipsintheconfigurationinitiallychosen(ordefault
ifnotspecified).ThisinformationisalsolistedontheDataLabelandontheCalibrationCertificate.This
informationisalsoinherentinthemodelcode.SeetheManualfordetails.
5. DONOTleaveasetpointappliedforanextendedperiodoftimetoacontrollerwhenthegassupplyisoffor
blocked.Damagemayresultfromexcessiveheating,andtheunitwillbecomehotenoughtoburnyou.
Alternatively,youcanmaintainyoursetpointvalue,butclosethevalvebyswitchingValveOperationtoClosed
digitallywiththeusersoftwareorthepilotmodule,orwithananaloggroundtotheappropriatepin(seeover).
6. TheCompodUserSoftwareisacompleteGUI(GraphicUserInterface)tosetanduseallCompodfunctions.Ifyou
chosenottousethisprogram,youmayuseabasictrialMODBUSprogramlikeKEPServerEX,whichcanbeusedto
accesstheregistersandmodifyaccordingly.WedonotsupportKEPServerEX.Itcanbeusedforsimple
functionalitytesting.YoumustwriteyourownMODBUSprogramifyouchoosenottousetheCompodUser
Software.
WiringDefinitionsforCommunicationCables(Pinout)
Port Pin# Function
Com1 1.
RS‐485Shield
Com1 2.
+24VDCPower
Com1 3.
ID0–selectionbit
Com1 4.
ID1–selectionbit
Com1 5.
RS‐485–B
Com1 6.
ID2–selectionbit
Com1 7.
Ground
Com1 8.
ID3–selectionbit
Com1 9.
RS‐485–A

Com2 1.
RS‐485Shield
Com2 2.
+24VDCPower
Com2 3.
AnalogInput1
Com2 4.
Pulseout/AnalogInput2
Com2 5.
RS‐485–B
Com2 6. DigitalOut1
Com2 7. Ground
Com2 8. DigitalOut2
Com2 9. RS‐485–A
SetupHardwiredIDifdesired
ID3 ID2 ID1 ID0 MODBUSID
open open open open InternalID
open open open GND 1
open open GND open 2
open open GND GND 3
‐ ‐ ‐ ‐
GND GND GND GND 15
CompodUserSoftware
ShippedwitheveryinstrumentandlocatedontheProductCD.ThesoftwareisaGUIdesignedtoadjustallCompod
functionparametersdirectly.
UsersmayalsouseprogramslikeKEPServerEX.Thisisasharewareprogramthatwillallowyoutoeditindividual
registries.SierraInstrumentsdoesnotsupportKEPServerEX.Userswhowishtouseitshouldfollowthelinktothesite
forafreedownload.The.opffilesandthecommandset.hexfilesareonthesuppliedProductCD.
CommunicationsCable
TowireRS485CompodtoyourPC,youwillneedanRS232/RS485converter.SierraInstrumentssellsaB&Bconverter,or
youcanpurchaseoneindependently.WerecommendtheU‐Linx485USB9F‐2WavailablefromBandBElectronics.
LIMITEDWARRANTYPOLICY‐REGISTERONLINE
AllSierraproductsarewarrantedtobefreefromdefectsinmaterialandworkmanshipandwillberepairedorreplacedat
nochargetoBuyer,providedreturnorrejectionofproductismadewithinareasonableperiodbutnolongerthanone(1)
yearforcalibrationandnon‐calibrationdefects,fromdateofdelivery.Toassurewarrantyservice,customersmustregister
theirproductsonlineonSierra’swebsite.OnlineregistrationofallofyourSierraproductsisrequiredforourwarranty
process.Registernowatwww.sierrainstruments.com/register.LearnmoreaboutSierra’swarrantypolicyat
www.sierrainstruments.com/warranty.
Figure:PinLocationsonInstrument
Note:ThepinoutforP3(Smart‐Trak
Model100(HDDB15)canbefoundin
theSmart‐TrakInstructionManual.
Makesuretoreadyour100Series
QuickReferencepriortooperation.
EmailTechnicalSupport: [email protected]
24HourWebsiteService: www.sierrainstruments.com(Click“Sales&Service”button).
PhoneSu
pp
ort:N.America:800.866.0200or831.373.0200Euro
p
e:+31725071400Asia:+862034354870 PN:47‐0436Rev.E
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