Bourdon Tube Pressure Gauge
Applications
- Intended for adverse service conditions where pulsating or vibration exists (with liquid filling)
- Safe for applications where water is anticipated to be used for human consumption
- For applications in which products must comply with the 2014 US Safe Drinking Water Act and NSF 61/372
Product features
- Vibration and shock resistant (with liquid filling)
- Stainless steel case
- Brass wetted parts with lead content ≤0.25%
- NSF/ANSI 61 listed and certified to NSF/ANSI 372 and conforms with the lead content requirements for lead-free plumbing as defined by California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water Act.
Specifications
Design
ASME B40.100 & EN 837-1
Sizes
±2½" (63 mm)
Accuracy class
±2/1/2% of span (ASME B40.100 Grade A)
Ranges
Vacuum/Compound to 200 psi (16 bar)
Pressure from 15 psi (1 bar) to 600 psi (40 bar) or other equivalent units of pressure or vacuum
Working pressure
2½”: Steady: 3/4 full-scale value
Fluctuating: 2/3-full scale value
Short time: full scale value
Operating temperature
Ambient: -40°F to +140°F (-40°C to +60°C) - dry
-4°F to +140°F (-20°C to +60°C) - glycerine filled
-40°F to +140°F (-40°C to +60°C) - silicone filled
Medium: +140°F (+60°C) maximum
Temperature error
Additioanal error when temperature changes from reference temperature of 68°F (20°C) ± 0.4% of span for every 18°F (10K°) rising or falling.
Weather protection
Weather tight (NEMA 4X / IP 66)
Pressure connection
Materail: lead-free copper alloy (lead content ≤0.25%)
Lower mount (LM) or center back mount (CBM) - 2" & 2½"
¼ NPT
