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Refrigeration Ammonia Gauge
Brand: Marsh Bellofram Group of CompaniesThe Refrigeration Ammonia Gauge from Marsh Instruments includes a restrictor that protects the gauge against sudden shock or pulsating pressure.
The inner dial arc shows pressure, outer arc shows the corresponding temperature scale.
The Marsh Instruments Refrigeration Ammonia Gauge is available in a plain stainless steel case.
Marsh Instruments Refrigeration Ammonia Gauge is designed for use on ammonia compressors and other ammonia refrigeration equipment.
Features- Range 30″ Hg to 150 psi or 300 psi.
- Case Sizes: 63 mm and 3-1/2″.
- ASME Grade B.
Specifications
Accuracy
- ASME Grade B - ± 3/2/3 % (± 2 % of Range across middle half of scale)
Case Sizes
- 63 mm and 3-1/2” diameter
Case Material
- 304 Stainless Steel
Case Style
- LM - Lower Mount
Tube & Socket
- Stainless Steel
Movement
- Brass
Connection
- 1⁄4” NPT
Temperature Scale
- -35° to 85° F
- -35° to 120° F
Ranges
- 30” Hg Vac to 300 psi
- Compound 30” Hg Vac to 150 psi
Dial Standard
- Single scale psi with corresponding Ammonia Temperature scales
Dial Color
- Black Markings on White
Pointer
- Aluminum, Black Painted
Fill Liquid
- Glycerine
- Silicone
Window
- Polycarbonate
Restrictors
- Standard
Packaging
- Optional clam shell packed gauges are on 4-1⁄2” x 6-5/8” Cards, prepunched for pegboard hanging
Weight
- 63 mm: 0.5 lb
- 3-1/2”: 1.0 lb