e+h电导电极说明书

ConductivityMeasuringCellsforHigh-TemperatureApplicationsConduMaxWCLS12Two-electrodemeasuringsensorswithcellconstantk=0.01/cmork=0.1/cmTechnicalInformationTI082C/24/aeAreasofapplicationTheconductivitymeasuringcellCLS12isdesignedforindustrialandpowerplantapplications(e.g.condensatemeasure-mentwherelowconductivitiesmustbemeasuredunderhighpressuresandtemperatures.Themeasuringrangeofthecellsdependsonthecellconstantk.•k=0.01/cm:0.04to20µS/cm•k=0.1/cm:0.1to200µS/cmMeasuringcellswithaPt100temperaturesensorareusedtogetherwithconductivitymeasuringinstrumentsequippedwithautomatictemperaturecompensation:•MycomSCLM153•LiquisysMCLM223/253•MyProCLM431Formeasurementofspecificresistance,MΩ·cmmeasuringrangesareavailableinthemeasuringtransmittersoftheMycomandMyProseries.Benefitsataglance•Optimumadaptationtoprocessconditionsormountingplaceduetodifferentdesigns•Mountinginpipesorflowchambers•Applicationwithtemperaturesofupto320°F(160°Candpressuresofupto580psi•Simplemeasuringcableconnectionduetolargeconnectioncompartment•QualitycertificatestatingtheindividualcellconstantThePowerofKnowHowConduMaxWCLS12Endress+HauserFunctionandsystemdesignConductiveconductivitymeasurementTheconductivityofliquidsismeasuredwithameasuringsystemthathastwocoaxiallyarrangedelectrodessimilartoacapacitor.Theelectricresistanceoritsreciprocalvalue,theconductanceG,ismeasuredaccordingtoOhm’slaw.ThespecificconductivityKisdeterminedusingthecellconstantkthatisdepen-dentonthesensorgeometry.MeasuringprincipleConductiveconductivitymeasurementAC=PowersupplyI=CurrentmeterV=VoltagemeterConduMaxWCLS12importantproperties•ElectrodesConduMaxWCLS12hasespeciallylargecoaxialmeasuringelectrodes.Theseallowhighflowratesandhighaccuracy•TemperaturecompensationInaddition,aPt100temperaturesensorisinstalledintheinsideelectrodetomeasuretheprocesstemperature.Thehighconductivityallowsfastadjustmentofthesensortotheprocesstemperature,therebyguaranteeingpreciseautomatictemperaturecompensationintheconnectedmeasuringtransmitter.•DurabilityThesensorsaredistinguishedbyhighthermal,chemicalandmechanicalresistances.Themaximumoperatingpressureis580psi(40barupto212°F(100°C,themaximumoperatingtemperatureis320°F(160°Cforupto87psi(6bar.•UseinsuperheatedsteamorultrapurewaterSpecialsealingmaterialsareavailableforuseinsuperheatedsteamorultrapurewaterathightemperatures.Fortheseapplications,nonominaldurabilityofthestandardEPDMmaterialcanbegiven.2ConduMaxWCLS12Endress+Hauser3MeasuringsystemAcompletemeasuringsystemconsistsof:•ACLS12conductivitysensor•Atransmitter,e.g.MycomSCLM153•ACYJK71orCYK71-ExmeasuringcableACLA751flowchamber(refertoaccessoriesisavailbe(optionallywhichcanbeusedforinstallationintotheprocess.Measuringsystemexample1CLS12ConduMaxWsensor2CLM153MycomStransmitter3MeasuringcableInputConductivityandtemperatureDependentonversionordered:k=0.01/cmk=0.1/cmConductivity(referencedtowaterat77°Fk=0.01/cm0.04µS/cmto20µS/cmk=0.1/cm0.1µS/cmto200µS/cmTemperature-22°to+320°F(-30°to+160°CPt100TheConduMaxWisconnectedtothetransmitterusingthespecialmeasuringcableCYK71orCYK71-ExMeasuredvaluesCellconstantkMeasuringrangesTemperaturesensorCablespecifications}MeasuringcableCYK71/CYK71-ExConduMaxWCLS12Endress+Hauser4InstallationInstallationinstructionsSensorsequippedwith1”NPT(orG1threadcanbemountedinaCLA751flowchamber(seeaccessoriesordirectlythreadedintoapipe.Whenmountingthesensor,makesurethatthemeasuringsurfacesarecompletelywettedbytheprocessfluidduringoperation.Whenworkinginultrapurewater,ingressofairmustbeavoidedsincedissolvedair,particularlyCO2,mayincreasetheconductiivitybyupto3µS/cm.Theminimuminsertiondepthis2”(50mm.EnvironmentIngressprotectionNEMA6(IP67RefertoprocesstemperatureAmbienttemperatureProcessProcesstemperature-22°to+320°F(-30°to+160°CMaximum580psi(40barupto212°F(100°CwithoutCLA751flowchamberMaximum174psi(12barupto302°F(150°CwithCLA751flowchamberProcesspressurePressure/temperatureloadcurvep[bar]602030405030–306090120160T[°C]P-22328614019424832087290435580725p[psi]T[°F]PCLS12pressure/temperatureloadcurveConduMaxWCLS12Endress+Hauser5MechanicalconstructionDesign,dimensionsCLSdesign1Connectionhead2Nameplate3Processconection4Electrodes(coaxiallyarranged5Measuringcableconnection6SealingsurfaceaccordingtoDIN3852BI2,FormACLS12,dimensionsininches(mmWeightApproximately3.1lb(1.4kgElectrodes316TiSSProcessconnection316TiSSConnectionheadDie-castaluminumElectrodesealsEPDM,PEEK1”NPTthreadorG11/2”NPTorPg16cableglandMateiralsProcessconnectionCableconnectionCertificatesandapprovalsHazardousapprovalsATEXII1GEExiaIICT3/T4/T6FMapproved,whenusedwithMyProCLM431andMycomSCLM153transmitters,contactEndress+Hauserforapproval.WithstatementoftheindividualcellconstantQualitycertificateConduMaxWCLS12OrderinginformationConduMaxWCLS12ConductivityMeasuringCellCLS121MeasuringrangeandcellconstantARange:0.04-20µS/cm(k=0.01BRange:0.1-200µS/cm(k=0.1Processconnection/material1DG1,316TiSS1K1”NPT,316TiSS1M3/4”NPT/PEScellshaft(onlyfixedcable1N1”NPT/PES(onlyfixedcable4AFlange,6hole,ANSI/316SS4BFlange,DN50,PN40,316SS4CFlange,ANSI,316SSCableconnection1Pg16cablegland51/2”NPTconduitentryTemperaturesensorAIntegratedPt100temperaturesensor1234234AccessoriesCLA751flowassemblyForinstallationofconductivitysensorswithG1threadonly.Inlet(bottomandoutlet(side,DN20withG1unionnuts.Material:316TiSSMaximumtemperature:320°F(160°CMaximumpressure:174psi(12barOrdernumber:500042016.30”(160Ø1.96”(50G1G14.72”(120Ø0.79”(20G1MeasuringcablesSpecialmeasuringcableCYK71fortwoelectrodeconductivitysensorswithintegratedtemperaturesensors,1low-noisecoaxialline,4auxiliarycoresat0.75mm2eachwithacommonshield,outerdiameter0.25”(7mm.Soldby1meterlengths,minimum15ft(5mOrdernumber:5008533315ft(5mlengthOrdernumber:5008828030ft(10mlengthOrdernumber:50088281150ft(50mlengthOrdernumber:50088284300ft(100mlengthOrdernumber:50088285Specialmeasuringcable/extensioncableCYK71-Ex,forhazardousapplications,seeCYK71above.Specialcableisinbluesheath.Soldby1meterlengths,minimum15ft(5mOrdernumber:500856736Endress+HauserConduMaxWCLS12JunctionboxVBMjunctionboxforcableextension,with10screwterminals,NEMA4X(IP65Cableentry,1/2”NPTOrdernumber:50003987Cableentry,Pg13.5Ordernumber:51500177VBMjunctionboxforcableextensioninhazardousarea,with10high-impedancescrewterminals(blue,NEMA4X(IP65:Ordernumber50003991CalibrationsolutionsCalibrationsolutionsareprecisionsolutionstoSRM(StandardReferenceMaterialofNISTforqualifiedcablibrationofconductivitymeasuringsystemsaccordingtoISO,accuracy±0.5%,withtemperaturetable.CLY11-A:74µS/cm,referencetemperature77°F(25°C,500mlcontainerOrdernumber:50081902CLY11-B:149.6µS/cm,referencetemperature77°F(25°C,500mlcontainerOrdernumber:50081903ConCalconductivitycalibrationsetisforultrapurewaterapplications,complete,factory-calibratedmeasuringsetwithcertificate,traceabletoSRMofNISTandDKD,comparativemeasurementinultrapurewaterapplicationsofupto10µS/cm.230VACunits,ordernumber:50083777115VACunits,ordernumber:50083778ConCalrecalibration,forfactoryrecalibrationandnewissueofcalibrationcertificate,traceabletoSRMofNISTandDKD,factorycalibrationprocedureaccordingtoASTMD-5391-93.Ordernumber:51502486Forhightemperatureapplications,upto482°F(250°Candprocesspressuresupto580psi(40bar,requestConduMaxWCLS13conductivitysensor.RefertoTechnicalInformationTI083C.CalibrationsetRelatedproductsSupplementaldocumentationHazardousdocumentationConductivitysenosrsforapplicationinhazardousareasOrdernumber:51512902MycomSCLM153transmitterTechnicalInformationLiquisysMCLM223/253transmitterTechnicalInformationMyPro