B10-ZDL-M軸電流監(jiān)測裝置-EN

TypeZDL-MShaftCurrentMonitoringDeviceXi’anJiangheAutomaticMonitoringComponent.InstrumentGeneralTypeZDL-MshaftcurrentmonitoringdeviceadoptshighperformanceSCMforkernelcontrolpartsandadoptshollownessannulartransformerforshaftcurrentsensorsoastomonitorshaftcurrentofturbinegeneratorset.TheSCMisrealtimemonitoringthevalueofshaftcurrent,andthedisplayvalueiscorrespondingtoshaftcurrentlinearly.Byfilterandnumericalvaluetransformprocessing,confirmthatshaftcurrentexceedsthesettingvalue,shaftcurrentmonitoringdevicesendsouttwostepalarmsignals.Thedeviceadoptsfour-digitsevensegmentLEDasdisplayunit,parametersettingandreal-timedisplayisveryclearandintuitionistic.Meanwhile,typeZDL-Mshaftcurrentmonitoringdevicecanoutputstandard4-20mAcurrentsignalcorrespondingshaftcurrent(0-5A)tomeettherequirementsofcomputermonitoringsystem.FeaturesHighperformanceSCMaskernelcontrolparts,achievinghighreliabilityoHavingtwostepalarmcontactoutputs,thesettingvalueofalarmcontactcanbesetdirectlyandconvenientlywithinmeasuringrange.Shaftcurrenttransformerisdividedintotwosemicircularrings,easytoinstallonfield.AdoptingLEDasman-machineinterface,shaftcurrentparametervalueanddevicestatewillbeshownclearly.PrincipalofoperationTheshaftcurrenttransformerinarmmingtoshaftisrealtimemonitorringthemainshaftcurrentvariation,thevariationvalueistransformedandisolated,andistransmittedtoanalogsamplingportofSCM,afterfilteringandconversionprocessing,SCMthensendsoutadigitalquantitycorrespondingmainshaftcurrent.ThebuttonsoncontrollerpanelareusedforsettingalarmvalueoftwoalarmrelaysAL1,AL2.LEDcandisplaythecurrentvalueofthemainshaft.ThedigitalvalueiscomparingwiththesettedpointinsideSCMtodecidethealarmoutputstate.Theanalogueoutput4-20mAiscorrespondingtoshaftcurrent0?5A.Testingtransformerincontrollerisdesignedtoself-testofshaftcurrentmonitoringdevice.While“self-test”menuisOK,SCMautocontroltestoutputvoltage.Whenlowvoltageoutput,LEDdisplays5.6AandrelayAL1acts,whenhighvoltageoutput,LEDdisplays7.8AandrelayAL2acts.Testmodemaintainsoneminute,thenautomaticcycle.Refertofigure1.TechnicalparametersMeasuringrange:0-5Aoverloadcapacity:10AMeasuringaccuracy:<1%Displaymode:LEDOutput:relay,twogroups(SPDT)Contactrating:10A/AC230V5A/DC30V(resistanceload)Analogoutput:4-20mAloadimpedance<525QWorkenvironment:temperature0-50pCHumidity<95%RH■Outlinedimension:widexhighxdeep=160x80x250Powersupply:AC220V±10%/50HzPowerconsumption:20WXi’anJiangheAutomaticMonitoringComponent.InstrumentFig.1ZDL-MShaftCurrentMonitoringDeviceSchematicDrawingInstallationandmaintenance口1a-di祺LEDifejiidlubedupleygplayRunningand4以.Ptranifler工AifnbtfiE-gdim3「DKuiOM附sndielqiht漫嘀』4iipowmicikandwaik&EurnidLy.Ll'MmUN?或mHW5￡HgiuMllewd1口疝hONa的日?aitec￡dldnn皿tiglewI23EuilDnaret:^eiupm￡znuiMnloperalLaa^aunz^lErTeraninidiFig.2ShaftCurrentMonitoringDeviceOperatorPanelDescription

@Xi'anJiangheAutomaticMonitoringComponent.InstrumentAC220Visthepowersupplyofthedevice,AC220V+10%;4-20mAoutputcurrentiscorrespondingto0-5Ashaftcurrent,shieldedcableshallbeused;A1,A2areconnectedtoshaftcurrentsensorworkingwinding,theshieldedcableshallbeusedinconnectionwire(ofsensorredterminalpost),withcabledia.notlessthan1.5mm2;B1,B2areconnectedtoshaftcurrentsensorworkingwinding,theshieldedcableshallbeusedinconnectionwire(ofsensorredterminalpost),withcabledia.notlessthan1.5mm2;AL1isoutputofalarmcontact1(SPDT);AL2isoutputofalarmcontact2(SPDT);GNDisthedevicehousinggroundingterminalFig.3ZDL-MShaftCurrentMonitoringDeviceWiringTerminalDescriptionOutlineandopeningdimensionsFig.4ZDL-MShaftCurrentMonitoringDeviceMounting&CutoutDimensionFig.5ShaftCurrentSensorDimension&MountingFig.5ShaftCurrentSensorDimension&MountingXi’anJiangheAutomaticMonitoringComponent.InstrumentShaftcurrenttransformershallbeinstalledatrestpartofreflectingshaftcurrentandbefixedtogeneratorframe.Preinstallation,firstknockdownconnectingleadsoftransformerandhandlingboltsonconnectingplate,thentwodoroidsshallbefitovergeneratorshaft,finallyfixwithbolts.Theclearanceofsemicirclecommissureislessthan0.1mm.Theclearancebetweentransformerandgeneratorshaftshouldbeuniformity.WiringFirstconnectadjacenttworedterminals(a,a)andconnectadjacenttwoblackterminals(b,b).Thenconnectotherendtworedterminals(A1A2)toterminalsA1,A2ofthemonitoringdevice,connecttwoblackterminal(B1B2)toterminalsB1,B2ofthemonitoringdevice.OperationdetailsParameterSetting:Presskey“[Set]”3secondsormoreatmonitoringstate,theLEDshowingasbelow;—Presskey“[Increase]”,makeamendmentofdisplaycontentisasfollows.8 0OQ ：O(0Cj -Presskey“[Set]”ingressfirstalarmlimitsetupofshaftcurrent,showasbelow:—Presskey“Shift]”,“[Increase]”or“[Decrease]”,makeamendmentofdisplaycontentisasfollows.(parametermeaning:firstalarmvalueis2.00A).

Xi’anJiangheAutomaticMonitoringComponent.Instrument0000 — 0200—Presskey“[Set]”ingresssecondalarmlimitsetupofshaftcurrent,showasbelow:^Presskey[Shift]”,“[Increase]”or“[Decrease]”,makeamendmentofdisplaycontentisasbelow:(parametermeaning:firstalarmvalueis3.20A)000000TheinstrumentexitsSet-upStatusaftercompletingset-upofS