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Description :
The ammonia refrigerant gauge is designed for ammonia refrigeration system and can also be applied to manage chemicals no damage to wetted parts.

Connection types:

AM-A type (bottom mount)

AM-B type (bottom mount with back flange)

AM-BD type (back mount with front flange)

SS-AM-B type (bottom mount with back flange, stainless steel)


ammonia compressor, ammonia refrigeration equipment
Specification :
  • Size:  2.5”(63mm) , 4”(100mm)
  • Measuring Range: compound ranging with ammonia temperature, vacuum 76cmHg (30"Hg) up to 400 psi (30 bar)
  • Dial: white aluminum with markings and graduations
  • Window: plastic, glass, polycarbonate
  • Pointer: black finished aluminum
  • Ring: black painted steel, 304 stainless steel
  • Case: black painted steel, 304 stainless steel
  • Movement: brass, 304 stainless steel
  • Socket: brass, 316 stainless steel
  • Bourdon Tube: 316L C-tube
  • Connection: 1/4", 3/8"PT, NPT, BSP thread
  • Mounting: bottom, center back with surface, flush mount
  • Accuracy: +/-1.5% of full scale
  • Operating Temperature Limit: -20 ~ 60°C (-4 ~ 140°F)

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Wonpro Co., Ltd.