>> P.255
I/O-AnalogInterfaceUsedtocommunicatewithaPC,programmablecontroller,orrelaycircuitrybymeansofsequentialsignals.Itisalsocapableofproducingananalogvoltageoutputthatmaybeusedforfeedbackcontroland/orcontinuousrecordingofworkpiecedimensiondeviation.IftheoptionalsecondI/OAnalogInterfaceisconnected,thisI/O-AnalogInterfacebecomesinvalid.ExternalviewoftheconnectorTerminalnamelabelisprovidedundertheI/Oanalogconnectorprotectioncover.A1B1A6B6■Pinassignment(LSM-5200)■Pinassignment(ofLSM-6200/6902)TerminalSignalA1A2A3A4A5A6B1B2B3B4B5B6SYNCSTSGOSTBACK+NG-NGGNDFGALGOVPSETHOLDRUNRESFunctionSynchronizingsignal(anoperationisselectedwith“b5SYnC”inthebasicsetup.)Statussignalforerror(anoperationisselectedwith“b5StS”inthebasicsetup.)Normalstatus:on/Errorstatus(Err-0,Err-8):offGOjudgmentsignal("b5Go"=“Go”inthebasicsetup)STBsignal(“b5Go”=“Stb”inthebasicsetup)ACKsignal(“b5Go”=“AC”inthebasicsetup)+NGjudgmentsignal-NGjudgmentsignalSignalgroundFrameground(connectedtothecasing)Analogvoltageoutput0VofanalogvoltageoutputPreset/zero-setexecutioninputsignal(“b5PSEt”=“PSEt”inthebasicsetup)Theupdatingofjudgmentoutputisdisabled.(“b5PSEt”=“HoLd”inhebasicsetup)Inputsignaltotriggermeasurement(anoperationisselectedwith“b5rUn”inthebasicsetup.)InputofCLEARcommandI/OIN/OUTOUTOUTOUTOUT̶̶OUTOUTINININTerminalSignalA1A2A3A4A5A6B1B2B3B4B5B6FGSTSGO+NG-NGGNDFGALGOVOFFSRUNRESFunctionFrameground(UsedforconnectingtheshieldconductorofI/Osignalcables)Outputofmeasurementcondition(Goeshighintheeventof“Err-0”)GO/NGjudgmentresultoutput(GO)(Canbechangedtostrobesignal(STB)ormeasurementin-progresssignal(ACK)outputbythebasicsetup)GO/NGjudgmentresultoutput(+NG)GO/NGjudgmentresultoutput(-NG)Digitalground(Commongroundterminalofbothoutput(A2thruA5)andinput(B4thruB6)Frameground(UsedforconnectingtheshieldconductorofI/Osignalcables)Analogvoltageoutput0VreferenceforanalogvoltageoutputOffsetinput(Canbechangedto(HOLD)bythebasicsetup)Inputoftriggercommandforsingle-runmeasurement(Canbechangedtoatriggerforcontinuous-runmeasurement(withtermspecification))InputofCLEARcommandI/O̶OUTOUTOUTOUT̶̶OUTOUTINININ51Outputsignal(GO,-NG,+NG,STS)■Input/outputequivalentcircuit1)Inputcircuit2.7kConnectedto+24VinternallyInputsinal(OFFS,RUN,RES)•Low-levelsignaltobebetween0and1V.Generallydrivethiscircuitwithanopencollectortypetransistor.•Maximumcurrentdrawnfromtheinputsignalterminalis12mA.2)Outputcircuit1.Controlsignaloutput51Outputsignal(GO,-NG,+NG,STS)GND2.Analogsignaloutput560GNDALG0V•Maximumratingoftheoutputtransistoris30V,50mA.560ALG0V•Theoutputvoltagerangeis±5V.•Theaccuracyoftheanalogvoltageoutputis0.2%offull-scalerange.•Thisanalogoutputshouldbeconnectedtoadevicethathasaninputimpedanceof1MΩorgreater.Iftheinputimpedanceislowerthanthisvalue,theoutputaccuracywillbereducedduetotheinternalresistanceof560Ω.RemoteInterlockConnector214938ScanningSignalConnector02AGC401TheRemoteInterlockConnectorisprovidedasameansofturningthelaserbeamonandofffromaremotelocation.Sincethesuppliedshortcircuitpinisusuallyinsertedinthisterminal,thecircuitisshort-circuited.InsertanoptionalswitchedplugtoallowexternalcontroloftheLSMlaser.Attachedplug:MP-121M(MarushinElectric)LaseremissionONLaseremissionOFFShort-circuitpininsertedShort-circuitpinremovedTheScanningSignalConnectorisprovidedforobservingtheoutputsignalwaveformfromthereceptionchipinthemeasuringunit.Typically,thisconnectorisusedtoaligntheemissionunitandreceptionunitaftertheyhavebeenremovedfromtheoriginalbaseandthenmountedonadifferentbase.Attachedplug:MP-105LC(MarushinElectric)VoltageNormalwaveformVoltageAbnormalwaveformTimeTime5-42
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