... Structure compact , 3.waterproof and dustproof . 4High precision Transmitter Sensor ELPR-1 Pressure Transmitter SensorAdopt imported silicon sensitive chips with stainless isolating film ... steel sealedwhich is integrative ,structure compact waterproof and dustproof sensorsPressure Transmitter Pressure range0~10,35…1000(KPa) 0~2,20…100(MPa ...