1143 Differential Pressure Gauge

1143 Differential Pressure Gauge

The 1143 convoluted diaphragm style differential pressure gauge with a glass filled nylon case is recommended for air, gas and liquid mediums. It is available with static pressure of 500 psi.
The Ashcroft® 1143 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 2.5 mbar and where temperature fluctuations may cause readability concerns due to condensation.

Key Features

Cost effective

Flow measurement dial (optional)

Easily removable window for wipe-down

Direct mount or panel mount as standard

Superior magnets for smoother pointer motion

Electrical contacts (optional)

Custom dials available

Markets & Applications

HVAC-R

Collector or Bag Filter Monitoring

Food and Beverage

Filtration Monitoring

Oil and Gas

Level and Flow Measurement

  • Specifications
  • Downloads

Process Connection Location

Lower

Centre back

In-line

Pressure Type

Differential pressure

Mounting

Flush

Stem

Surface

2" pipe mounting

Static Pressure

PN35

Case Style

Safety by design measures (S3)

Dial Size

4 1/2"

6"

Switch Style

Reed contacts SPST or SPDT

Ranges

2.5 ... 60 mbar / 1 ... 25 in. H2O

Process Connection Style

Threaded

Wetted Parts Material

Aluminium

Buna, Viton or EPDM O-rings/Diaphragm

Stainless steel 316L (1.4404)

Ingress Protection

IP65

Accuracy

2% ascending

Case or Body Material

Glass-filled Nylon

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