Pressure Gauge Glycerine Filled 50mm Dia Bottom Entry -30psi / 2Bar - 90490004

APPLICATION : Measurement of the pressure of fluid liquids or gases up to 25 bar that are not highly viscous, subject to crystallisation or corrosive to copper or tin alloys.

SPECIFICATION : Case and bezel : stainless steel AISI 304. Window : shatter resistant acrylic. Damping Liquid: bidistilled glycerine. Connection : brass. Sensitive element : Copper alloy Bourdon tube; phosphor bronze for pressure from 100 to 690 bar. Mechanism : high precision watchmakers brass. Joints : soldered in tin alloy or silver alloy for pressure above 60 bar. Indicator : tempered steel. Dial : stoved enamel on aluminium. Accuracy : class 2.5. Scale : dual psi (outer) + bar (inner).