Models 232.34, 233.34

XSEL® Process Gauge

Stainless Steel

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  • For applications with high dynamic pressure pulsations or vibration a liquid filled case and socket restrictor are available
  • 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
  • Solid front thermoplastic case
  • Positive pressure ranges to 30,000 psi (2,000 bar)
  • All lower mount connection gauges are factory prepared for case filling

(LBM: must install membrane prior to field filling)


ASME B40.100

4½” & 6” (115 & 160 mm) dial size

Accuracy class
± 0.5% of span
(ASME B40.100 Grade 2A)
± 1.0% of span
(ASME B40.100 Grade 1A)
for 20,000 psi (1,600 bar) range and above

Vacuum / Compound to 400 psi (25 bar)
Pressure from 15 psi (1 bar)  to 30,000 psi (2,000 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: -40°F to +150°F(-40°C to +66°C)-dry
-4°F to +150°F(-20°C to +66°C)-glycerine filled
-40°F to +150°F(-40°C to +66°C)-silicone filled
Medium: max. +212°F (+100°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)-without membrane
Weather tight (NEMA 4X / IP66) - dry case or filled case with membrane installed

Pressure connection
Material: 316L stainless steel
Lower mount (LM) or lower back mount(LBM)
1/4” or 1/2” NPT with M4 internal tap

Material: Stainless steel (0.6 mm)

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

Stainless steel
Internal overload stop set at 1.1x full scale
Underload stop-optional
Dampened movement-optional

White aluminum with black lettering, stop pin at 6 o’clock
Standard WIKA psi single scales (4½" only) with large figures at beginning & end for quick and easy range identification

Black aluminum, adjustable

Black fiberglass-reinforced thermoplastic (POCAN)
Solid front, blowout back
Turret-style case with built in rear flange lugs

Clear acrylic with Buna-N gasket

Case filling
Glycerine 99.7% - Type 233.34

Optional extras

  • Silicone dampened movement
  • Panel mounting adaptor kit (field assembled)
  • Silicone case filling
  • Halocarbon case filling
  • Cleaned for oxygen service
  • Instrument glass or safety glass window
  • Drag pointer (maximum reading indicator)
  • Alarm contacts switches (magnetic or inductive)
  • Special process connections
  • Custom dial layout
  • External zero adjustment (4.5” size only)
  • Case & ring in red or yellow thermoplastic (4½ LM only)
  • InSight reflective dial options available in white, fluorescent yellow, fluorescent orange or glow-in-the-dark
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