Dwyer HVAC differential pressure gauge EDPS series

Service: Air and noncombustible, compatible gases.
Materials: Diaphragm Material: Silicone. Housing Material: Switch Body: PA 6.6, Cover: Polystyrene. Materials UL94 V-0 Rated.
Temperature Limits: Process and ambient temperature from -4 to 140°F (-20 to 60°C).
Pressure Limits: Max. Operating Pressure: 40" w.c. (10 kPa) for all pressure ranges.
Switch Type: Single-pole double-throw (SPDT).
Electrical Rating: Max.1.0 A/250 VAC, 50-60 Hz, max switching rate: 6 cycles/min.
Electrical Connections: Push-on screw terminals. 1/2" NPT connection. M20x1.5 with cable strain relief optional.
Process Connections: 5/16" (7.94 mm) outside diameter tubing, 1/4" (6.0 mm) inside diameter tubing.
Mounting Orientation: Vertically, with pressure connections pointing downwards.
Mechanical Working Life: Over 106 switching operations.
Weight: 5.6 oz (160 g).
Enclosure Rating: NEMA 13 (IP54).
Agency Approvals: CE, ETL approved to UL508 and CSA C22.2#14RoHS, RoHS.