Dwyer Series 1000E Explosion-Proof Diaphragm Operated Pressure Switch 1003E-A1-J,
has the same rugged construction as use in Series 1000W plus explosion-proof design are
combined in this new unit. UL listed for Class I, Groups A, B, C & D; Class II, Groups
E, F & G. Bellville spring movement permits mounting of control in any position and
helps prevent contact chatter. High over-pressure protection and vibration resistance
are also featured.

