United Electric Controls' explosion-proof One Series electronic pressure and temperature switches
One Series line of digital electronic pressure switches and electronic temperature switches now include an explosion-proof model. Designed to meet the needs of harsh and hazardous applications, the explosion-proof pressure and temperature switches can be used in Div. 1 (Zone 1) and Div. 2 (Zone 2) areas. They have up to two fully adjustable set points and deadbands, 4-20 mA analog output and no moving parts.
United Electric Controls; 617/926-1000; www.ueonline.com