Explosion Proof Hermetically Sealed (NEMA 4X,7, 9 and 13) Adjustable high-pressure differential switch. Rugged construction with efficient Nega-Rate® Belleville disc spring sensing mechanism. Maintains set point at high system pressure. Available in all stainless steel construction with hermetically sealed electrical assembly for corrosive atmospheres. Baca juga: Beck-930 Series Differential Pressure Switch Specifications Electrical: Snap-action electrical […]