Refrigeration Gauge

Brand: Marsh Bellofram Group of Companies

The Refrigeration Gauge from Marsh Instruments is sturdily constructed and tested to give long, continuous, accurate service.

In addition to the standard pressure or compound scale, dials also show the corresponding temperature scales for R-12, R-22, and R-502, in the various combinations shown in the chart below.

Dial markings are sharp, clear and easy to read.
Features
  • Color Coded Dial. 
  • Adjustable Pointer Standard.

Specifications

Accuracy

  • ASME Grade B - ± 3/2/3 % (± 2 % of Range across middle half of scale)

Case Material

  • 2-1/2” diameter

Case Style

  • LM - Lower Mount

Tube & Socket

  • Copper Alloy

Movement

  • Brass with Recalibrator

Connection

  • 1⁄8” NPT with Restrictor Standard

Ranges

  • 0 to 500 psi
  • 30” Hg Vac to 120 psi Retarded to 350 psi

Dial Standard

  • psi with corresponding Temperature scales

Dial Color

  • Black Markings on White with Red or Blue Temperature Scales

Pointer

  • Aluminum, Black Painted

Window

  • Beveled Glass

Recalibrator

  • Standard

Weight

  • 5 lb

Documentation

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