1290 Direct Drive Process Pressure Gauge
Brand: Ashcroft Inc.The Ashcroft® 1290 direct drive gauge is ideal on harsh applications exhibiting severe vibration or pulsation effects.
The system design eliminates movement wear under high vibration process conditions.
Features- Inconel® X-750 sensing element
- Simple gearless movement
- Selection of measurement units (psig and dual scale, kg/cm²/psi)
- Optional NIST traceable calibration chart
Specifications
Brand
Accuracy
- 0.5% of Full Scale (Grade 2A, ASME B40.100)
Applications
- Harsh Applications Exhibiting Severe Vibration or Pulsation Effects
- Offshore
- Power Plants
- Refineries
Cover Material
- Back Cover: ThermoPlastic
Element
- Sensing Element: Inconel® X-750, Stainless Steel Socket
Enclosure, Body Material
- ABS Plastic
Lens
- Acrylic Lens
- Glass Lens
Materials of Construction
- Bourdon Tube: 304 Stainless Steel
- Bourdon Tube: Inconel® X-750
- Dial: White-Coated Stainless Steel
- Pointer: Aluminum
- Socket: 316L Stainless Steel
Movement
- Simple Gearless
NACE & NIST
- NIST
Name Plate, Tag Material
- Stainless Steel
NPT Connection
- 1/2" NPT Male
- 1/4" NPT Male
Pressure Range
- bar: 1 to 137.9
- kPa: 103.4 to 13,790
- psi: 15 to 2,000
Pressure Type
- Gauge
Ring Material
- Snap, 302 Stainless Steel
Size
- Dial: 4.5"