Pressure Gauge WIKA Model 632.51


  • Pressure measurement at very low pressure
  • For gaseous, aggressive media, also in aggressive environments
  • Robust design and ingress protection IP54, suitable for outdoor use


  • High overload safety up to 50 x full scale value
  • Measuring chamber protected against unauthorised intervention
  • Low measuring error and influence from medium pollution


Nominal size in mm

100, 160

Accuracy class


Scale ranges

0 … 2.5 to 0 … 100 mbar

or all other equivalent vacuum or combined pressure and vacuum ranges

Pressure limitation

Steady: Full scale value

Fluctuating: 0.9 x full scale value

Overload safety

50 x full scale value

Permissible temperature

Ambient: -20 … +60 °C

Medium: +100 °C maximum

Temperature effect

When the temperature of the measuring system deviates from the reference

temperature (+20 °C): max. ±0.6 %/10 K of full scale value

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