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Differential Pressure Gauge

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Differential Pressure Gauge

Membrane Sensing Element
Model No: 732.25

Membrane sensing element

Black powder coated aluminum case

316L, Monel and PTFE wetted parts

3000 psid maximum working pressure

Differential pressure ranges to 600 psid

Nominal Sizes 4½” (115 mm) 6” (152 mm)

Accuracy (on increasing pressure) ± 1‰ of span

Scale Ranges 0/100” H2O through 0/600 psid (250 mbard through 40 bard) Lower ranges available - inquire

Maximum Safe Working Pressure (Overpressure Safety) 3000 psig (200 barg)

Operating Temperature Ambient: -40°F to +200°F (-40°C to +93.3°C) Media: max +100°C (+212°F)

Weather protection NEMA 4X

Pressure connections Standard: 1/4” NPT female, back connection (panel mounting only; wall & pipe mounting bracket is not compatible with back connection).

Optional: 1/4” NPT female, dual connections, top & bottom. 1/2” NPT female, back connections with adapters (panel mounting only; wall & pipe mounting bracket is not compatible with back connection). 1/2” NPT female, dual connections, top & bottom with adapters.

Pressure connection markings (+) High side connection; (-) Low side connection

Sensing Element (Wetted Parts) Housing: 316L stainless steel; Membranes: Monel O-rings: PTFE; NACE MR-01-75 compliant

Movement Stainless steel

Membrane Fill Halocarbon

Dial Case Black powder-coated aluminum

Bezel Ring 316L stainless steel

Dial White aluminum with black lettering - standard

Pointer White aluminum

Window Acrylic

For use in measurement applications requiring high differential / static process pressures

For corrosive environments with either liquid or gaseous media