Diaphragm pressure gauge

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Diaphragm pressure gauge

Models 432.50, 433.50
For the process industry, up to 10-fold overload safety, max. 40 bar

Technical information

Specifications according to data sheet PM 04.03
≤ 0.25 bar: Stainless steel 316L
> 0.25 bar: NiCr alloy (Inconel)
Stainless steel 316L
Sealing of pressure chamber FPM/FKM
Case stainless steel
Bezel ring stainless steel
Movement stainless steel
Window laminated safety glass
Accuracy class class 1.6

Standard features

Measuring system stainless steel
Case with pressure blowout disk
Process connection G 1/2 B


Applications of the diaphragm pressure gauge

  • For measuring points with increased overload
  • With liquid-filled case suitability for high dynamic pressure loads and vibrations (model 433.50)
  • For gaseous, liquid and aggressive media, also in aggressive environments
  • With the open connecting flange option also for contaminated and viscous media
  • Process industry: Chemical, petrochemical, power plants, mining, on-/offshore, environmental technology, machine building and general plant construction

Special Features of the diaphragm pressure gauge

  • Case and wetted parts from stainless steel
  • Wide choice of special materials
  • High overload safety up to the 10-fold full scale value
  • Process connection thread or open flange
  • Scale ranges from 0 … 16 mbar