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1125/1125A Differential Pressure Gauge

Brand: Ashcroft Inc

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The Ashcroft Type 1125/1125A differential pressure gauges display the difference of two separate indicators.

The 1125A is offered with “0” at the 12 o’clock position on the dial with positive pressure on either side of zero. The 1125/1125A has bronze Bourdon tubes with brass sockets.

When the process media is corrosive to the gauge wetted parts, a diaphragm seal with capillary is available.
Features
  • 4-1/2" & 6" dial size 
  • Bronze Bourdon tube and sockets 
  • ASME B40.1 Grade 1A (2%-1%-2%) 
  • Black epoxy coated aluminum case and ring 
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The Ashcroft Type 1125/1125A differential pressure gauges display the difference of two separate indicators.

The 1125A is offered with “0” at the 12 o’clock position on the dial with positive pressure on either side of zero. The 1125/1125A has bronze Bourdon tubes with brass sockets.

When the process media is corrosive to the gauge wetted parts, a diaphragm seal with capillary is available.
Features
  • 4-1/2" & 6" dial size 
  • Bronze Bourdon tube and sockets 
  • ASME B40.1 Grade 1A (2%-1%-2%) 
  • Black epoxy coated aluminum case and ring 
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1 model matching criteria
TYPE 1125/1125A
  • Size - 4-1/2"
  • Type - 1125
  • System (Tube & Socket) - Grade A Phosphor Bronze Tube with Bronze Socket
  • Case Design - Open Front
  • Process Connection Size - 1/4" Male NPT
  • Connection Location - Lower
  • Unit of Measure - Single Scale (PSI)
  • Pressure Range - 0 to 10 psi
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Specifications

Brand

Accuracy

  • ± 2-1-2 % ASME B40.100 Grade A

Enclosure Finish

  • Case: Black Epoxy Coated

Enclosure, Body Material

  • Cast Aluminum, Black Epoxy Coated

Lens

  • Window: Glass Lens

Materials of Construction

  • Bourdon Tube: Grade A Phosphor Bronze
  • Dial: White Painted Aluminum with Black Markings
  • Socket: Bronze

Mounting

  • Stem
  • Surface Mount

Movement

  • Bronze

NPT Connection

  • 1/2” NPT Female
  • 1/4” NPT Male

Pressure Range

  • bar: 0.69 to 68.95
  • kPa: 68.95 to 6,895
  • psi: 10 to 1,000

Pressure Type

  • Differential

Ring Material

  • Aluminum, Black Epoxy Coated

Size

  • Dial: 4.5”
  • Dial: 6” (152.4 mm)
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Typical Applications

  • Chemical & Petrochemical
  • Filter, Level & Flow Measurement
  • Mining & Metals
  • Refineries
  • Water & Wastewater Pressure Control
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