... helium sensor Picture refintegrated structure, built-in amplifier; measured medium temperature: -196 °C ~ 150 °C, Operatingtemperature: -40 ~ ... wire 4-20mA current loop or 0-5VDC outputLow-temperature scientific experiments, liquid oxygen, liquid nitrogen, liquid ... as pressure measurementAerospace, aviation, ships and other low temperature storage tanksSpecificationMediumfor 17-4PH ,15-5PH, 316L ...