Adjustable Range Pressure Transmitter
Series 634ES - Dwyer Instruments Inc. (Dwyer Instruments Inc.)
Series 634ES Transmitters sense a single pressure for air, compatible gas or liquid and provide 4-20 mA output signal. Positive pressure can be measured within an accuracy of ±0.5% of span. The Series 634ES uses an isolated piezoresistive pressure sensor to produce a resistance change across a wheatstone bridge.