Model 332.34DD

Bourdon Tube Pressure Gauges

Solid-Front Test Gauge - Direct Drive

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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

Bourdon Tube Pressure Gauges<br>
Model 332.34DD

Bourdon Tube Pressure Gauges
Model 332.34DD

  • Bourdon Tube Pressure Gauges<br>
Model 332.34DD
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