Model PSM-530

Pressure switch, heavy-duty version


Selected documents
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  • Compressors

Special features

  • Setting ranges 1 … 4 to 7 … 15 bar [0.1 … 0.4 to 0.7 … 1.5 MPa]
  • Electrical rating up to AC 440 V, 9 A
  • Including On/Off switch to turn off the compressor manually
  • Integrated relief valve to ensure a smooth restart of the compressor


The model PSM-530 is used in industrial control, monitoring and alarm applications. The switch point can be specified by the customer on site.

The instrument can switch electrical loads of up to AC 440 V, 9 A.

The integrated relief valve (option) is used for depressurising the pressure chamber of the compression piston before starting the compressor.

With the manual On/Off switch, the contact system can be locked in the open position, irrespective of the process pressure.

Standard version

Standard version

  • Standard versionWith relief valve
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