1000-6D Differential Pressure Test Gauge

6″ dialScale length
Approx. 30″ through 2 pointer revolutionsRange
-30″ Hg to 150 psi

0.1% of full scale

0.03% of full scale

0.01% of full scale

0.1% of full scale for all ranges except 150 psi or equivalent, which is 0.2% of full scale

Maximum temperature effect
0.1% of full scale per 10°C/50°F change from

Pressure element volume
6.9 cc with pointer at zero; 8.6 cc at full scale. For the range 0-125″ water only: 6.3 cc with pointer at zero; 8.0 cc at full scale


  • Test, laboratory, and production applications

Product features

  • These gauges have capsule-type pressure elements and pressure and static connections
  • High differential pressure is applied to the capsule; low pressure to the case
  • Available in 22 standard ranges
  • Combines aneroid convenience with liquid-column accuracy


Application Datasheet – Fill Out and Return for Most Accurate Quote


Case volume

  • 1775 cc, with overpressure relief valve built into the back of the case

Maximum case pressure

  • 35 psig

Maximum case leak rate

  • Will not exceed 6.34 x 10-5 std cc/sec 0.0018 psi/hr.

Case connections

  • ⅛” female NPT
  • Stainless steel filters are mounted in the orifice of both units and are located in the bottom of the case.

Case construction

  • Cast aluminum with tempered-glass window. The bezel has no screw holes; case has special clips for easy flush mounting.

Weight and shipping weight

Approx. 8 lbs.

Ordering information

  • When ordering, please specify ordering number, range, and mounting angle. (Extra cost if mounting angle is other than vertical)


  • Calibration in most metric units available at no extra cost. Non-linear calibration units at extra cost.
  • Also available is a compact (12¾” H, 12″ W, 81/16″ D), suitcase-type carrying case with the gauge in a mounted panel. The cover is easily removed and pressure connections can be made without removing the gauge from the case.
  • Note: This gauge should not be used for corrosive gases or for liquids of any kind