Ashcroft 1490 Micro Pressure Film Pressure Gauge
An economical and effective solution for low-pressure measurement applications featuring an ultra-sensitive membrane measurement system for precise and reliable performance.
Technical Specifications
| Accuracy |
±2-1-2% of span (ASME B40.100 Grade A) |
| Dial Size |
2½", 3½" |
| Pressure Ranges |
10 in. H₂O through vacuum, compound to 15 psi |
| Process Connection Location |
Lower, center back, top, 3 o'clock, 9 o'clock |
| Process Connection Size |
1⁄8 NPT Male, 1⁄4 NPT Male, 1⁄8" Tubing hose barb, 3⁄16" Tubing hose barb, 1⁄4" Tubing hose barb, 1⁄4" O.D. Polytube hose barb, 3⁄32" Tubing hose barb |
| Movement |
Brass |
| Dial |
Aluminum, white background, black figures and intervals |
| Proof Pressure |
1.5 X Range |
| Burst Pressure |
Up to 5 psi = 50 psi Greater than 5 psi = 100 psi |
| Mounting Option |
Stem, Flush U-clamp for panel mounting |
| Pointer |
Black, aluminum |
| Dampening |
FlutterGuard™ |
Non-Wetted Components
| Case |
Black, glass filled polysulfone |
| Ring/Window |
Threaded polycarbonate, bayonet |
Key Benefits
- Case won't rust or dent
- Sensitive diaphragm capsule to measure low pressure and vacuum
- Case is suitable for intermittent or continuous services on natural gas
Model: 1490
Available in 2½" and 3½" dial sizes
Temperature Limits
Ambient Temperature Range: -40°F to 180°F (-40°C to 82°C)