1490 Low Pressure Gauge
The Ashcroft® 1490 diaphragm gauge is a cost effective solution for low pressure measurement applications. It provides reliability and accurate performance due to its ultra-sensitive diaphragm measuring system. An ideal gauge for non-corrosive gas measurement.
Key Features:
- Easily removable polycarbonate window for small zero adjustments
- FlutterGuard™ option to reduce movement wear and eliminate pointer flutter
- Case is suitable for intermittent or continuous services on natural gas
Applications:
Industrial Market:
Vacuum Pumps
Air Compressors
Filters
Gas Measurement; Burners and Leak Detectors
Vacuum Ovens
Specialized OEM Equipment
Medical and Life Sciences:
Suction Regulators and Respirators
Specifications
Data Sheets & Instruction Manuals
Drawings & Product/Technical Information
Accuracy
±2%-1%-2% of span (ASME B40.100 Grade A)
1% of span (OPT.)
Size
2 1/2"
3 1⁄2˝
Pressure Ranges
0-10 in. H2O to 0-15 psi including vacuum and compound
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
Ring/Window
Threaded polycarbonate, bayonet
Proof Pressure
1.5 X Range
Burst Pressure
Up to 5 psi = 50 psi Greater than 5 psi = 100 psi
Mounting
Stem, Flush U-clamp for panel mounting
Dampening
FlutterGuard™
Data Sheets:
Instruction Manuals:
Drawings:
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Resources & Tools
Materials Selector
Use the selector to review compatible wetted materials and requirements of your application.
Unit Converter
Need to convert measurement units? Check out our quick and easy tool to convert pressure, temperature and flow units of measure.
Product Information
To learn more about the technical details for options available, review our product information (PI) pages.
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Ashcroft is a trusted source for pressure, temperature, and test instruments around the world. Learn more about how we can help you protect your people, processes, and profits.