接口尺寸：螺纹,法兰（mm）加工定制：是防护等级：IP65测量范围：0-1（kPa）类型：Trafag,8711,8731,8741,8751,SF6气体密度变送,SF6气体密度控制器防爆等级：IP65型号：Trafag,8711,8731,8741,8751,SF6气体密度变送,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,8711,8712,8731,8741,8750,8751,SF6气体密度变送,SF6气体密度控制器Trafag,8711,8712,8731,8741,8750,8751,SF6气体密度变送,SF6气体密度控制器产品规格：适用于SF6和其它气体测量原理：参考室气体测量范围：0...1MPa(0...1000kPa)输出：微动开关触点较同类产品更***良好的抗振性低温下没有误报警不锈钢传感器分立的隔离电路环境温度：-40...+80°C介质温度-40...+80°CApplicationHighvoltagetechnologyMaincharacteristicsGasDensityControllerforSF6andothergasesPrinciple:ReferencegasmeasurementMeasuringrange:0...1MPa(0...1000kPa)Output:floatingchange-overcontactSwitchpoint:adjustmentinfactoryMainfeaturesExactswitchingfollowingisochore?Excellentvibrationresistance?Nofalsealarmsatlowtemperatures?Stainlesssteelsensor?Independent,galvanicallyseparatedcircuitsOrderinginformationSpecificati***MaincharacteristicsPrinciple:ReferencegasmeasurementMeasuringrange:0...1MPa(0...1000kPa)Output:floatingchange-overcontactSwitchpoint:adjustmentinfactoryAccuracy(@20°C)Switchingdifferentialtyp.Microswitch20:<15kPaMicroswitch28/83:<10kPaAccuracyofthereferenceMiroswitchfromthereferenceisochore(seepage4)-30...+50°C:<10kPa(Fillingpressure:<650kPa)-30...+50°C:<12kPa(Fillingpressure:<1MPa)MicroswitchRating:seetableResistanceofinsulation:>2MΩDielectricstrength:2kVterminalgroundLifetime(mechanical)Microswitch20:1Mio.cyclesMicroswitch28/83:10Mio.cyclesMax.differencefromthelowesttothehighestswitchingpoint:130kPaElectricalconnectionMaleelectricalplug:DIN43650-AFemaleelectricalconnectorCable-Ø:6...13mmTerminalscrew:0.5...1.5mm2Environmentalconditi***Ambienttemperatur:-40....+80°CMediatemperature-40....+80°CProtection:8711/50/51:IP548712/21/31/41:IP00Humidity:max.95%relativeVibrationMin.Differencefromswitchpoint:5kPa20...80Hz:4gShock:50g/11msSecurityLeakageofReferencechamber:<0.5kPa/year(5·10-10kPa·I·s-1)Service:none,switchpointcheckingafter5yearsReferencechamberleakagetests:WithHeliumgasinvacuumprocessandintegralleakagetestinoverpressureprocessMechanicaldataMaterialSensor:Housing:1.4435(AISI316L)Filling:GasHousing:AlMgSi1,anodizedMaleelectricalplug:PA,PolyamidWeight:~350g(8711)ElectricaldataswitchElectricalconnectionDimensi***Accessories)