Dry Refrigerant Pressure Gauge

1,Refrigeration Pressure Gauge is used to display pressure and temperature when measuring Freon R404a R507 R134a R22 refrigeration systems.
2,Suitable for all liquid media that will not attack copper alloy parts.
3,The Freon manometer is used refrigerants such as R22, R507, R404a, R134a.

Features:
Material Mild Steel Case
Wetted parts Copper alloy wetted parts
Dial size 63mm ,75mm,50mm,100mm
Nominal Diameter 2.5”, 3” , 2”,4” (Special dial for refrigeration pressure gauge)
Ranges from -1bar-9bar,-1bar-15bar,-1bar-30bar,-1bar-24bar,-1bar-55bar,-1bar-60bar Mpa, Psi, KG/CM2 pressure unit(optional)
Filling dry
Bezel pressing case, Mild steel

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Specifications/Key Features
Accuracy Class

Specifications/Key Features

Model	Dry Refrigerant Pressure Gauge
Applications	1,Refrigeration Pressure Gauge is used to display pressure and temperature when measuring Freon R404a R507 R134a R22 refrigeration systems. 2, Suitable for all liquid media that will not attack copper alloy parts. 2,The Freon manometer is used refrigerants such as R22, R507, R404a, R134a.
Size(mm)	53mm,63mm ,75mm,100mm
Nominal size	2″,2.5”, 3”,4″
Scale ranges:	-1bar-9bar,-1bar-15bar,-1bar-30bar,-1bar-24bar,-1bar-55bar,-1bar-60bar Mpa, Psi, KG/CM2 pressure unit(optional) R134a ,R404A ,R12,R407A
Accuracy	2.5% for 2.5”, 3” 4″
Connection	7/16”UNF
Thread	UNF
Wetted parts	Copper alloy
Case&Bezel Material	Mild steel (304 stainless steel, 316 stainless steel optional)
نافذة	Polycarbonate
Pointer/Dial	Aluminum Finished
Operating Temperature	-4 F to 140 F(-20℃ to 60℃)
Media Temperature	60℃ maximum
Filling	dry
Pressure Limitation	Steady: 75% of scale value Fluctuating: 65% of full scale value Short time: 100% of full scale value

Accuracy Class

Accuracy Class	Basic error limit (upper limit of the measurement %)
Accuracy Class	Measuring limit of 10%	Measuring limit of 10%-90%	Measuring more than 90%
1.6	±2.6	±1.5	±2.5
2.5	±3.5	±2.5	±3.5

Remarks

American Accuracy Class

1.6 2-1-2（%）

2.5 3-2-3（%）

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Dry Refrigerant Pressure Gauge

Material

Mild Steel Case

Wetted parts

Copper alloy wetted parts

Dial size

63mm ,75mm,50mm,100mm

Nominal Diameter

2.5”, 3” , 2”,4” (Special dial for refrigeration pressure gauge)

Ranges from

-1bar-9bar,-1bar-15bar,-1bar-30bar,-1bar-24bar,-1bar-55bar,-1bar-60bar
Mpa, Psi, KG/CM2 pressure unit(optional)

Filling

dry

Bezel

pressing case, Mild steel