Models 232.54, 233.54

Bourdon Tube Pressure Gauges

Industrial Stainless Steel Gauge

Selected documents
Sales contact

WIKA Instrument, LP



  • Intended for adverse service conditions where pulsating or vibration exists
  • Process industry: chemical/petrochemical, power stations, mining, on and offshore, environmental technology, mechanical engineering and plant construction
  • Suitable for gaseous or liquid media that will not obstruct the pressure system

Product features

  • Vibration and shock resistant (with liquid filling)
  • All stainless steel construction
  • Pressure ranges up to 15,000 psi (1,000 bar)


ASME B40.100 & EN 837-1

2½” & 4” (63 & 100 mm)

Accuracy class
2½”: ± 2/1/2% of span (ASME B40.100 Grade A)
4”: ± 1% of span (ASME B40.100 Grade 1A)

Vacuum / Compound to 200 psi (16 bar)
Pressure from 15 psi (1 bar) to 15,000 psi (1,000 bar) or other equivalent units of pressure or vacuum

Working pressure
2½”: Steady: 3/4 scale value
Fluctuating: 2/3 full scale value
Short time: full scale value

4”: Steady: full scale value
Fluctuating: 0.9 x full scale value
Short time: 1.3 x 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: +212°F (+100°C) maximum

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 tight (NEMA 4X / IP 65)

Pressure connection
Material: 316L stainless steel
Lower mount (LM) or center back mount (CBM) - 2½”
Lower mount (LM) or lower back mount (LBM) - 4”
1/4” NPT or 1/2” NPT limited to wrench flat area

Bourdon tube
Material: 316 stainless steel
≤1,000 PSI (70 bar): C-shape,
>1,000 PSI (70 bar): Helical

300-series stainless steel

White aluminum with black lettering; 2½” size with stop pin

Bourdon Tube Pressure Gauges<br>
Model 232.54 - Dry Case<br>
Model 233.54 - Liquid-filled Case

Bourdon Tube Pressure Gauges
Model 232.54 - Dry Case
Model 233.54 - Liquid-filled Case

  • Bourdon Tube Pressure Gauges<br>
Model 232.54 - Dry Case<br>
Model 233.54 - Liquid-filled Case
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