DP302-OR4调节器-美国OMEGA深圳市鑫博恒业科技有限公司地址：深圳市福田区华强北都会大厦B座27楼S室电话：0755-827687760755-827362760755-83987276E-mail:info@***:800062763DP302-OR4DP302-OR43-1/2数字欧姆表DP302-O1年保修CE3-1/2数字欧姆表DP302-O:3-1/2数字欧姆表1999CountDisplaySpan19.99Ωto19.99kΩRanges2-,3-or4-WireConnection120dBCMR,70dBNMR1mV/degCountOutputBright,14mm(0.56")LEDDisplayDisplayHoldandTest115/230VacPowerEMI/RFIFilterforACPowerScrew-TerminalBarrierStripShort104mm(4.1")Deep1/8DINCaseOpti***Isolated9to32Vdcor26to56VdcPowerNEMA4(IP65)Splash-ProofLensCoverTheDP302-Oisalow-cost3-1/2digit(1999-count)resistancemeterwithreadoutdirectlyinohms.Fourrangesarejumper-able:19.99Ω,199.9Ω,1.999kΩ,19.99kΩ.Itiscompletewithlow-levelcurrentexcitationandopen-resistanceindication.ThecurrentsourceistiedtothereferenceoftheA/Dconverterfortrueratiometricoperationandimmunitytochangesinlinevoltage.STANDARDFEATURESElectricalfeaturesincludelinearizedanalogoutputof1mVpercount,whichisidealfordrivingastrip-chartrecorder.Mechanicalfeaturesincludeabright14mm(0.56")LEDdisplay,ascrew-terminalbarrierstripforsignalandpower,andacompact1/8DINcasethatrequiresadepthoflessthan104mm(4.1")behindthebezel.OPTI***Opti***areisolated9to32Vdcor26to56Vdcpower,aPCBedgeconnectorfordisplaycontrolandoutputof+4.7Vdcand-4.7Vdc,andasplash-prooflenscoverwhichmeetsNEMA4(IP65)requirements.SPECIFICATI***NoiseRejectionNMR:70dB,50/60HzCMR,ANAGNDtoPWRGND:120dBto60HzCMV,ANAGNDtoPWRGND:1500VpperHVtest,354VpperIECspacingPowerACVoltages:115or230Vac,&plu***n;15%ACFrequency:49to440HzDCVoltages:9to32Vdc,isolatedto300Vp;26to56Vdc,isolatedto300VpPowerC***umption:3.7WOutputVoltages:4.7Vdcand-4.7Vdc&plu***n;5%,10mAmaxInputConnection:2-,3-or4-wireExcitationCurrent:4mAor40μAResistanceBreakIndication:MeterdisplaysoverrangeOvervoltageProtection:25VpDisplayType:7-segment,redLEDHeight:14mm(0.56")Symbols:1.8.8.8DecimalPoints:Threepositi***programmablebyjumpersoratconnectorOverrangeorBreakIndication:Threeleast-significantdigitsblankAccuracyAt25°CSpanTempco:&plu***n;0.01%ofreading/°CZeroTempco:&plu***n;1m/°C(19.99Ωand199.9Ωranges),&plu***n;0.1Ω/°C(1.999kΩand19.99kΩranges)Full-ScaleStepResp***e:1sWarmuptoRatedAccuracy:10minEnvironmentalOperatingTemperature:0to60°CStorageTemperature:-40to85°CRelativeHumidity:95%at40°C(non-condensing)Analog-to-DigitalConversionTechnique:Dual-slope,***eragevalueSignalIntegrationPeriod:100msReadRate:2.5/sAnalogOutput(Linearized)Voltage:1mV/countCalibrationError:SameasgivenunderaccuracyCurrent:1mAmaximumSourceResistance:68ΩDigitalInputsLevel:TTLor5VCMOScompatibleMechanicalBezel:96Wx48Hx5.1mmD(3.78x1.89x0.20")DepthBehindBezel:104mm(4.09")PanelCutout:92Wx45mmH(3.62x1.77")Weight:15oz(425g)CaseMaterial:94V-0UL-ratedpolycarbonate产品型号说明(1)(2)(3)(4)选项描述(1)Model选择DP302代表3-1/2digitohmmeter(2)InputRange选择-OR1代表0to19.99ohm-OR2代表0to199.9ohm-OR3代表0to1.999kohm-OR4代表0to19.99kohm(3)Poweropti***选择Nothing(le***efieldblank)代表115Vac50/60Hzpower-C1代表230Vac50/60Hz-C3C代表Isolated9to32Vdc-C3E代表Isolated26to56Vdc(4)Add-OnOption选择Nothing(le***efieldblank)代表redLEDdisplay-G代表GreenLEDdisplayDP302-OR4DP302-OR4DP302-OR4相关产品)