Model 232.34DD

Bourdon Tube Pressure Gauges

Solid-Front Process Gauge Direct Drive

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  • 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


ASME B40.100

4½” (115 mm) dial size

Accuracy class
± 0.5% of span (ASME B40.100 Grade 2A)

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

Porous metal disk - 316 SS
Porosity: 25 to 50 microns

White aluminum with black lettering and stop-pin at 6 o’clock

Black aluminum, adjustable
External zero adjustment
Adjustment screw located on window

Yellow fiberglass-reinforced themoplastic (PBTP)
Solid front, blowout back
Turret-style case with built in rear flange lugs

Clear acrylic with Buna-N gasket
External zero adjustment screw located on window

Bourdon Tube Pressure Gauges<br>
Model 232.34DD

Bourdon Tube Pressure Gauges
Model 232.34DD

  • Bourdon Tube Pressure Gauges<br>
Model 232.34DD
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