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Applications
- Where high dynamic pressure pulsations or vibration exist
- Suitable for corrosive environments and gaseous or liquid media that will not obstruct the pressure system
- Process industry: chemical/petrochemical, power stations, mining, on and offshore, environmental technology, mechanical engineering and plant construction
Product features
- Excellent load-cycle stability and shock resistance
- Movement-less direct drive Bourdon tube
- Positive pressure ranges to 20,000 psi (1,600 bar)
- Fuul vacuum safe
- Helium leak tested
Specifications
Design
ASME B40.100
Sizes
4½” (115 mm) dial size
Accuracy class
± 0.5% of span (ASME B40.100 Grade 2A)
Ranges
Vacuum / Compound to 300 psi (20 bar)
Pressure from 30 psi (2 bar) to 20,000 psi (1,600 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 (-54C° to +88°C)
Medium: -65°F to +400°F (-54C° to +200°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
Silicone dampened coil
316 SS socket & capillary
All connection nicro-brazed/welded/leaked tested
Filter
Porous metal disk – 316 SS
Porosity: 25 to 50 microns
Dial
White aluminum with black lettering and stop-pin at 6 o’clock
Pointer
Black aluminum, adjustable
External zero adjustment
Adjustment screw located on window
Case
Yellow fiberglass-reinforced themoplastic (PBTP)
Solid front, blowout back
Turret-style case with built in rear flange lugs
Window
Clear acrylic with Buna-N gasket
External zero adjustment screw located on window
