Diaphragm pressure and vacuum switch 142P8

vacuumO-ringNPT 1/2

Ultra low pressure and vacuum to pressure crossover switch. Unique construction using efficient Nega-Rate® Belleville disc spring for stable set points and high proof pressure. Explosion proof enclosure and wide range of wetted materials makes this switch especially well suited for hazardous or corrosive atmospheres. Specifications Electrical: Snap action electrical switch listed by Underwriters’ Laboratories, Inc., FM Approval and CSA International Adjustment: Concealed wrench flat adjustment with range scale Shipping Weight: Approximately 3.5 pounds *Temperature limits change with O-Ring selection. See Electrical Assembly specification sheet for Temperature Class Ratings.