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