Model 300-2.75A Absolute Pressure Test Gauge Series 300 2.75″

Category: .



  • For routine test, laboratory, and production applications

Special Features

  • Accurate and compact size
  • Mechanism is sensitive, yet rugged, and convenient to use
  • Available in 10 standard ranges
  • Readout is direct, without barometric or temperature corrections
  • Readings are referenced to zero absolute

Standard Features

2¾” dial

Scale length
7″ through one pointer revolution

To 100 psia

0.33% of full scale

0.2% of full scale

Case pressure and volume
150 psig, maximum, and 179 cc

Maximum case leak rate
Will not exceed 0.645 x 10-5 std cc/sec or 0.0019 psi/hr

Case connection
⅛” female NPT with built-in stainless steel filter

Case construction
Anodized aluminum with tempered-glass window
Flush mounted by four mounted screws through the bezel

Material exposed to measured gas
Aluminum, Beryllium copper, brass, stainless steel, nylon, Hypalon, Monel, lead, nickel-plated phosphor bronze, soft or silver solder, synthetic sapphire, paper, epoxy cement, TFE, nickelsilver, nickel plating, drawing ink, lacquer

Calibration in most metric units available at no extra cost. Other units of calibration and excess-pressure-relief valves for 2, 15, and 100 psig are available at extra cost.

Weight and shipping weight
App. 2 lbs.

Order Information
When ordering, please specify ordering number, range, and mounting angle (extra cost if mounting angle is other than vertical). Options as listed above.

Note: This gauge should not be used for corrosive gases or for liquids of any kind.

Add a Review
Tags: , , , , , , .