接口尺寸：螺纹（mm）加工定制：是防护等级：IP65测量范围：0...60kgSF6/m3（kPa）类型：Trafag,8773,SF6气体密度继电器,SF6气体密度变送器,SF6气体密度控制器防爆等级：IP65型号：Trafag,8773,SF6气体密度继电器,SF6气体密度变送器,SF6气体密度控制器测量介质：SF6气体精度等级：1品牌：Trafag/瑞士输出信号：4-20（mA）电源电压：4（V）Trafag,8773,SF6气体密度继电器,SF6气体密度变送器,SF6气体密度控制器Trafag,8773,SF6气体密度继电器,SF6气体密度变送器,SF6气体密度控制器主要特点:测量原理:石英晶振测量测量范围:0...60kgSF6/m310...253Hz输出:数字信号或脉冲电流可连续测量温度和密度密度精度等级:1.0温度精度等级:正常温度&plu***n;2°C-40...85°C:&plu***n;3°C电源电压:15(10...20)VDC环境条件工作温度：-40...+70°C介质温度：-40...+70°C存储温度：-40...+85°C工作压力:20BARTrafag,8773,SF6气体密度继电器,SF6气体密度变送器,SF6气体密度控制器主要特色长期使用输出信号无漂移防护等级IP65无需维护高抗振性和防冲击性紧凑型设计适合于户外使用随压力变化响应时间<10msApplicationHighvoltagetechnologyMaincharacteristicsSF6DensitySensor?Principle:Oscillatingquarzmeasurement?Measuringrange:0...60kgSF6/m310...253Hz?OutputDigital:currentpulsesontosupplycurrent?Accuracy:&plu***n;1%ofmeasuredvalueand&plu***n;1%ofrangeThegasdensitysensorTrafag8773hasbeenspeciallydesignedforsurveyinginsulationgases.Thegasdensityismeasuredwithanoscillatingquarzwithexcellentlongtermstability.Asecondquarzinvacuumisusedtocompensateforapossibletemperatureerror.Theoutputsignalisapulsetrainmodulatedontothesupplycurrent.Themeasureddensityispropotionaltothepulsefrequency.Additionallythetemperaturecanbemeasuredoverthepulsewidthofthefrequencysignal.Mainfeatures?Continuousmeasurementofdensityandtemperature?longtermdriftfreeoutputsignal?ProtectionIP65?Nomaintenance?Compact?Vibrationandshockproof?Suitableforoutdoorusage?Resp***etime<10ms(withpressurechanges)OrderinginformationSpecificati***MaincharacteristicsPrinciple:OscillatingquarzmeasurementMeasuringrange:0...60kgSF6/m310...253HzOutputDigital:currentpulsesontosupplycurrentAccuracyAccuracy:&plu***n;1%ofmeasuredvalueand&plu***n;1%ofrangeRepeatability:&plu***n;0.2%ofmeasuredvalueTemperaturesignalatambienttemperature&plu***n;2°Cat-40...85°C:&plu***n;3°CElectricaldataOutputsignalDigital:currentpulsesDensitysignal:pulsefrequency10...253Hz(range0...51.22kgSF6/m3)Supplyvoltage:15(10...20)VDCGround:atgasconnectionofsensorReactiontime:<10ms(withpressurechanges)Temperaturesignal:Pulsewidth2188...2565...2975ms(=Temp.-40...23...85°C)Environmentalconditi***Operatingtemperature:-40...+70°CMediatemperature:-40...+70°CStoragetemp.:-40...+85°COperatingpressure:20barHumidity:suitableforoutdoorusage;55°Cand98%relativeProtection:IP65Vibration:15g(max.6mm),(5...2000Hz)Chock:100g/6msEMCProtectionEmission:EN/IEC61000-4-4Immunity:EN/IEC61000-4-5MechanicaldataMaterialHousing:AlMgSi1Electr.connection:CablewithconnecteurMontage:anypositionWeight:approx.200...400gFunctionaldiagramOutputSignalDimensi***)