Contact System Type: SPDT DWYER Low Differential Pressure Switch ADPS, Electrical Connection: Screw Terminals

Service: Air and non-combustible, compatible gases. Wetted Materials: ADPS: Diaphragm material: Silicone; Housing material: POM; Switch body: PA 6.6; Cover: Polystyrene; EDPS: 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 185°F (-20 to 85°C). Pressure Limits: Max. operating pressure: 40 in w.c. (10 kPa) for all pressure ranges. Switch Type: Single-pole double-throw (SPDT). Electrical Rating: Max. 1.5 A res./0.4 A ind./250 VAC, 50/60 Hz; Max. switching rate: 6 cycles/min. Electrical Connections: Push-on screw terminals. M20x1.5 with cable strain relief or optional 1/2˝ NPT connection. Process Connections: 5/16˝ (7.94 mm) outside diameter tubing, 1/4˝ (6.0 mm) inside diameter tubing. Enclosure Rating: NEMA 13 (IP54). Mounting Orientation: Vertically, with pressure connections pointing downwards. Mechanical Working Life: Over 106 switching operations. Weight: 5.6 oz (160 g).