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The OPTIBAR PSM 1010 is an electronic pressure switch designed for measuring absolute or gauge pressure of liquids and gases. It is a cost-effective solution suitable for various process pressure applications, such as monitoring pumps, compressors, or machinery, as well as hydrostatic level measurement in open vessels where space-saving installation is essential. The pressure switch features a fully welded measuring cell with a stainless steel diaphragm, ensuring corrosion resistance to many aggressive media. Additionally, the OPTIBAR PSM 1010 offers excellent temperature stability thanks to its advanced digital compensation technology.


  • Electronic pressure switch with transmitter functionality and integrated display with switch state indication and 2-button setup.

  • Multi-rotatable display and adjustment module.

  • Standard IO: PNP/NPN and IO-Link; Secondary output: 4...20 mA, 0...10 V or PNP/NPN.

  • Corrosion resistance to many aggressive media due to fully welded pressure measuring cell with stainless steel diaphragm (1.4435 / 316L).

  • Outstanding temperature stability due to its digital compensation.

  • Measuring accuracy ±0.35%.

  • VDMA-conform display menu structure.

OPTIBAR PSM 1010

Pressure Switch for Basic Pressure and Level Applications

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