REFRIGERATION PRESSURE GAUGE

Intended for refrigeration and air-conditioning industry for media such as Freon and Ammonia. Glycerine Fillable.

• 63, 100, 160mm dial
• S/steel case and crimp bezel
• Brass or s/steel 316 wetted parts
• 1/8, 1/4, 3/8, 1/2" BSP/NPT Bottom or rear connection. Panel or surface mount flange optional
• -100...0...1250 or 2500kPa, bar, psi etc. With gas temp scale.
• Accuracy 1.0% and 1.6% F.S.

Service Intended

Suitable for refrigeration media such as freon and ammonia. Typical applications will be in the refrigeration and airconditioning industry

Case Details

Nominal Dia: 63, 80, 100 & 160mm diameter.
Material: Stainless steel 304

Bezel

Standard - Type R: S/Steel rolled ring type - tamper proof.
Optional - Type T: S/Steel bayonet lock, twist type - removable.
Material: Stainless steel 304

Pressure Connections

Material: Type 3: Brass. Type 4: Stainless steel 316
Sizes: 63 & 80mm dia: 1/8” & 1/4” in BSP or NPT or 1/4" flare.
Sizes: 100 & 160mm dia: 1/4”, 3/8” & 1/2” in BSP or NPT or
1/4" flare.
Position: See “Mounting Configurations”

Mounting Flange

Material: Polished stainless steel 304
Position: See “Mounting Configurations”.

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

63mm & 80mm dia: Class 1.6 ( 1.6 % of full scale value )
100mm & 160mm dia: Class 1 ( 1% of full scale value )

Operating Temperature

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

Optional Extras

Calibration Certificate
Rubber cover ( for robust handling )
Customized scale plates ( customer logo, red line, etc )
Special Dials, other than standard ( dual scale, bar, psi )
Damped movement ( Vibragauge )
Single or double electrical contacts ( 100 & 150mm only )
Colour Coding of dial
Drag pointer ( maximum set pointer )
Micro adjustable pointer
Blow out disc