This pressure transducer is designed to be explosionproof and intrinsically safe. It is also digitally compensated and ideal for any process compatible with 316 stainless steel. This listing is for each. Technical Specification Transmitter Type Explosion Proof Compound Transmitter Wetted Materials - Transmitters 316 Stainless Steel Range Values - Transmitter 30 to 0 to 15 Range Units - Transmitter In. Hg/psi Accuracy - Transmitter +/-0.25% Electrical Connections - Transmitter 3 ft. Cable Power Required - Transmitters 10 to 36VDC Process Connection Size - Transmitter 1/4 Process Connection Type - Transmitter FNPT Output - Transmitter 1 to 5VDC Operating Temp. - Transmitter -40 Degrees to 257 Degrees F Safety Rating - Transmitter Class I, Div. 1 and 2, Groups A, B, C, D; Class II, Div. 1 and 2 , Groups E, F, G Wiring Entry - Transmitter 1/2 FNPT Housing 304 Stainless Steel NEMA Rating 7 and 9 Max. Pressure (PSI) 30 Thermal Error +/-2% (-4 Degrees to 185 Degrees F) Compatible With Any Process Compatible with 316Stainless Steel Includes Instructions Manufacturers Warranty Length 1 yr.