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Applications
- Test gauge accuracy for rough service conditions that include severe shock and vibration
- Suitable for corrosive environments and gaseous or liquid media that will not obstruct the pressure system
- Process industry: chemical, petrochemical, refining, power stations, mining, environmental technology, mechanical engineering and plant construction
Product features
- Excellent load-cycle stability and shock resistance
- Movement-less direct drive Bourdon tube
- All ranges can withstand full vacuum
- Positive pressure ranges to 10,000 psi (700 bar)
- Calibration certificate, traceable to NIST
Specifications
Design
ASME B40.100
Sizes
4½” (115 mm) dial size
Accuracy class
± 0.25% of span (ASME B40.100 Grade 2A)*
All vacuum/compound ranges and range 0/10,000 psi (700 bar)
Ranges
Vacuum / Compound to 300 psi (20 bar)
Pressure from 30 psi (2 bar) to 10,000 psi (700 bar)
or other equivalent units of pressure or vacuum
Working pressure
Steady: full scale value
Fluctuating: 0.9 x full scale value
Short time: 1.5 x full scale value
Operating temperature
Ambient: -65°F to +190°F (-54°C to +88°C)
Medium: -65°F to +400°F (-54°C to +204°C)
Temperature error
Additional error when temperature changes from reference temperature of 68°F (20°C) ±0.4% of span for every 18°F (10°K) rising or falling.
Weather protection
Weather resistant (NEMA 3 / IP54)
Pressure connection
Material: 316 SS
Lower mount (LM) and lower back mount (LBM)
1/4” or 1/2” NPT
Bourdon tube / wetted parts
Material: Inconel X-750
316 SS socket & capillary
All connection nicro-brazed
Filter
Porous metal disk – 316 SS
Porosity: 25 to 50 microns
Dial
White aluminum with mirror band, black lettering
Mirror band dial – aluminum substrate with white polyester film and black lettering
Pointer
Black aluminum, adjustable, knife edge
External zero adjustment
Adjustment screw located on window
Case
Black aluminum, adjustable, knife edge
Window
Clear acrylic with Buna-N gasket
External zero adjustment screw located on window
