1133 Differential Pressure Gauge

Brand: Ashcroft Inc
Does not ship to OH, United States

The Ashcroft® 1133 gauges are a very economical option for measuring very small differential pressure and where no media migration is permissible.

Uses a convoluted diaphragm design and can be utilized with compatible fluids or gases with ranges as low as 1 in. H2O (25 mw).

Features
  • Stainless steel case
  • High static pressure capability (500 psi)
  • Superior magnets for smoother pointer motion
  • Reed switches (optional) for direct system control

Specifications

Accuracy

  • ± 2 % Ascending Pressure Full Scale Differential

Dial/Case

  • 3-1/2", 4", 4-1/2", 6"

Pressure Range

  • 0-1 in. H2O to 25 in. H2O

Process Connection

  • 1/4" NPT Female (STD)
  • 1⁄8" NPT or 1/2" NPT Female, Adapter (OPT.)

Process Connection Location

  • In-line, Lower, Back

Environmental Protection

  • IP65

Process Temperature

  • Maximum 175° F (80° C)

Static Pressure

  • Maximum 500 psid

Body Material

  • Aluminum
  • Stainless Steel

O-Ring Material

  • Buna-N
  • EPDM
  • Viton

Diaphragm/Diaphragm Material

  • Buna-N
  • EPDM
  • Viton

Mounting

  • Direct (STD.) Flanged, Pipe Mount, Surface Mount (OPT.)

Window Material

  • Glass (STD.)
  • Safety Glass or Plastic (OPT.)

Actuator

  • Convoluted Diaphragm

Fill Material

  • Glycerin
  • Silicone

Migration

  • Zero

Switch Type

  • SPDT
  • SPST

Electrical Rating

  • SPDT: 0.3 A at 30 Vac/dc, 3 VA
  • SPST: 0.5 A at 100 Vac/dc, 10 VA

  • Liquid Level Measurement
  • Collector or Bag Filter Monitoring
  • Filtration Monitoring
  • Flow Measurement
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