Models 232.30, 233.30

Bourdon tube pressure gauge

Stainless steel, safety version

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Applications

  • Increased safety requirements
  • With liquid-filled case for applications with high dynamic pressure pulsations or vibrations (Model 233.30)
  • For gaseous and liquid aggressive media that are not highly viscous or crystallising, also in aggressive ambience
  • Process industries: chemical/petrochemical, power stations, mining, on- and offshore, environmental technology, machine building and plant construction

 


Special Features

  • Safety pressure gauge with solid baffle wall designed in compliance with operational safety requirements of EN 837-1
  • Excellent load-cycle stability and shock resistance
  • All stainless steel construction
  • Scale ranges up to 0 … 1,600 bar

Description

Design
EN 837-1

Nominal size in mm
63, 100, 160

Accuracy class
NS 63: 1.6
NS 100, 160: 1.0

Scale ranges
NS 63: 0 ... 1 to 0 ... 1,000 bar
NS 100: 0 ... 0.6 to 0 ... 1,000 bar
NS 160: 0 ... 0.6 to 0 ... 1,600 bar
or all other equivalent vacuum or combined pressure and vacuum ranges

    Pressure limitation
  • NS 63:
    Steady: 3/4 x full scale value
    Fluctuating: 2/3 x full scale value
    Short time: Full scale value
  • NS 100, 160:
    Steady: Full scale value
    Fluctuating: 0.9 x full scale value
    Short time: 1.3 x full scale value
    Permissible temperature
  • Ambient:
    -40 ... +60 °C without liquid filling
    -20 ... +60 °C gauges with glycerine filling (Model 233.30)
  • Medium:
    +200 °C maximum without liquid filling
    +100 °C maximum with liquid filling (Model 233.30)

Temperature effect
When the temperature of the measuring system deviates from the reference temperature (+20 °C):
max. ±0.4 %/10 K of full scale value

Ingress protection
IP 65 per EN 60529 / lEC 529 (gauges with back mount: IP 55)

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