Wika® Dual Bourdon Tube Differential Gauges Are Used For All Gaseous And Liquid Media That Will Not Obstruct The Pressure System.
Gauges feature black epoxy-coated aluminum case and ring. Copper alloy wetted parts. Flat instrument glass window. Built-in rear flange matches up to existing mounting holes without any modifications. Available in sizes of 4-1/2 and 6. DP Models feature a Bourdon tube system and a subtraction system that allows the pointer to display differential pressure. DX Models feature two independent pressure systems. A special movement drives one red pointer and one black pointer to display two pressure readings.
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