1125/1125A Differential Pressure Gauge
Brand: Ashcroft IncDoes not ship to OH, United States
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
 
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)
 
- Chemical & Petrochemical
 - Filter, Level & Flow Measurement
 - Mining & Metals
 - Refineries
 - Water & Wastewater Pressure Control
 
Documentation
Product Manuals
Installation & Maintenance
Product Information
- Ammonia Applications pdf 294 KB
 - High Pressure Tubing Connection pdf 664 KB
 - Hysteresis Error for 316 Stainless Steel Bourbon Tubes pdf 663 KB
 - Rupture, Proof and Overpressure of Ashcroft Bourdon Tubes pdf 479 KB
 - Safety Concerns Using Repaired and Reconditioned Pressure Gauges pdf 665 KB
 - Storage and Shelf Life of Gauges pdf 668 KB
 - Stress Corrosion Cracking Resistance of K500 Monel vs Monel 400 in Hydrofluoric Acid pdf 681 KB
 - Throttle Screw Selection Pressure Gauges pdf 454 KB