gas pressure switch / mechanical
ELEKTROGAS PSG Elettromeccanica Delta S.p.A.


  • Fluid:

    for gas

  • Technology:


  • Process temperature:

    Min.: -20 °C (-4 °F)

    Max.: 85 °C (185 °F)

  • Pressure range:

    Min.: 0 bar (0 psi)

    Max.: 1 bar (14.5 psi)


The PSG 901 is an adjustable pressure switch which is utilized for the monitoring of overpressure of air and non-aggressive gases to include families 1-2-3 EN437. Different pressure ranges of the pressure switch are available and each has a male threaded connection G1/4. Special versions can be supplied for utilization with aggressive gases (Biogas and COG). The PSG 901 has a robust, compact and functional design which enables a fast, easy and practically maintenance-free installation.

It has material connections of CuZn G1/4 and stainless steel G1/4 as well as operating pressures of 0 to 500 mbar and 0 to 1 bar. It is EC-type tested and has been certified in accordance with EN 1854 standards.


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