Duplex Industrial Pressure Gauges

Duplex Industrial Pressure Gauges are specialized instruments designed to simultaneously measure and display the pressure of two separate systems within a single gauge. Ideal for applications where comparing pressures is crucial, such as in dual-line systems or differential pressure monitoring, these gauges provide clear, side-by-side readings for efficient analysis. Built with robust materials to endure harsh industrial environments, Duplex Industrial Pressure Gauges ensure accuracy and reliability, making them essential tools for managing and maintaining complex pressure systems in industries like oil and gas, HVAC, and fluid power.

Duplex Industrial Pressure Gauges

DUPLEX PRESSURE GAUGEE

Intended for the display of two separate input pressures on the same gauge for comparison purposes in the general industrial, mining and process industry.

  • 100, 160mm dial
  • S/steel case and crimp bezel
  • Duplex brass wetted parts
  • 1/4, 3/8, 1/2" BSP Bottom or rear connection. Panel or surface mount flange optional
  • -100...0...4000kPa, bar, psi etc.
  • Accuracy 1.0% and 1.6% F.S.

Service Intended

Suitable for the measurement and indication of two simultaneous or individually applied pressures. Intended for media such as air, water, oil & gases that do not attack copper alloy or stainless steel parts or will obstruct the pressure system.

Case Details

Nominal Dia: 100, 160mm
Material: Stainless steel 304

Bezel

S/Steel 304 rolled ring type - tamper proof.

Pressure Connections

Material: Type 3: Brass. Type 4: Stainless steel 316 Sizes: 1/4”, 3/8” & 1/2” in BSP or NPT (Position: See “Mounting Configurations”.)

Mounting Flange

Material: Polished stainless steel 304

Pressure Element

Material: Type 3: Cu-alloy. Type 4: Stainless steel 316

Geared Movement

Material: Clockwork brass or stainless steel.

Pointer

Collet: Aluminium or brass Blade: Black aluminium

Dial

Material: Aluminium, white with black lettering.

Window

Instrument glass or plexiglass

Weather Protection

IP 65 Dust & weather proof.

Working Pressure

Steady: Full scale value
Fluctuating: 90% of full scale value
Short Period: 130% of full scale value For pulsating pressure, the use of an inlet restrictor and/or liquid filling is recommended.

Accuracy Class

Class 1

Operating Temperature

Ambient: -20 °C to + 60 °C
Medium: +70 °C ( soldered tube ): + 100 °C ( brazed / tig welded tube )

Optional Extras

Calibration Certificate
Customized scale plates ( customer logo, red line, etc )
Special Dials, other than standard ( dual scale, bar, psi )
Colour Coding of dial
Blow out disc