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1127/1128 Differential Pressure Gauge
Brand: Ashcroft Inc
The Ashcroft Type 1127/1128 differential pressure gauges display the difference of two separate inputs on one dial indicator.
The 1127/1128 is offered with "0" at the 12 o’clock position on the dial with positive pressure on either side of zero.
The 1127/1128 has stainless Bourdon tubes. When the process media is corrosive to the gauge wetted parts, diaphragm seals with capillaries are available.
Features- 4-1/2" and 6" dial size
- 316 Stainless steel Bourdon tube and sockets
- ASME B40.1 Grade 1A (2%-1%-2%)
- Black epoxy coated aluminum case and ring
Specifications
Brand
Accuracy
- ± 2-1-2 % ASME B40.100 Grade A
Ambient Temperature Range
- Dry: -29° to 93° C (-20° to 200° F)
Enclosure, Body Material
- Aluminum
Lens
- Glass Lens
Materials of Construction
- Bourdon Tube & Socket: 316 Stainless Steel
- Dial: White Painted Aluminum with Black Markings
Mounting
- Stem
- Surface Mount
Movement
- Bronze
NPT Connection
- 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
Process Temperature
- Dry: -29° to 121° C (-20° to 250° F)
Ring Material
- Aluminum, Hinged, Black Epoxy Coated
Size
- Dial: 4.5”
- Dial: 6” (152.4 mm)
Storage Temperature
- Dry: -40° to 121° C (-40° to 250° F)
- Chemical & Petrochemical
- Filter, Level & Flow Measurement
- Mining & Metals
- Refineries
- Water & Wastewater Pressure Control