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Pressure switch 901 factory-set

Pressure switch 901 factory-set

Factory-set pressure switch monitoring overpressure, vacuum or differential pressure of liquid and gaseous – also aggressive – media.

Pressure setting and switching differential are factory-set by the manufacturer.

For temperature above 85° C metal or PPS pressure connection is required. Upon request pressure connections of other sizes, other plastics or brass nickel-plated are available.

Brand : Beck

Description

Applications :

  • Wastewater technology
  • liquid level measurement
  • pump control
  • medical technology
  • and many more

 

Technical Data : 

Setting ranges:

Type Factory-set switching points between Maximum positive working pressure
Standard/extended
901.1x 5 mbar and 200 mbar
200 mbar and 1.000 mbar
0,5 / 4 bar
1 / 4 bar
901.41 500 mbar and 3.000 mbar 10 bar*
901.51 1,0 bar and 12 bar 25 bar
901.2x -5 mbar and -200 mbar
-200 mbar and -900 mbar
0,5 / 4 bar
1 / 4 bar
901.30 5 mbar and 50 mbar 100 mbar
*For pressure connections made of plastic, the maximum permissible working pressure is 7 bar!
  • Temperature range:
    Ambient temperature from –20°C to 85°C
    Temperature of media up to 85°C or 130°C depending on material of pressure connection and diaphragm.

 

  • Diaphragm material:
    Depending on media NBR, Silicone, FKM (Viton®), EPDM. For 901.30 Silicone, others upon request.

 

  • Pressure connection:
    Material: PA, PVDF, PPS, Brass, Stainless steel
    Hose nipple: 5,0mm, 6,5mm, 10,0mm
    Thread: M10x1, G1/8, G1/4, G1/2

 

  • Electrical rating:
    Specification of the maximum values ​​for ohmic load.
    AgNi-contact:
    6(1,5) A/250 VAC
    2 A/24 VDC
    Gilded contact:
    100 mA/24 VAC
    30 mA/24 VDC
    On request AgNi contacts up to 10 A / 250 VAC can also be supplied.

 

  • Electrical connection:
    AMP flat plug 6.3 x 0.8 mm according to DIN 46244

 

  • Protection class:
    IP44 / IP54 / IP65 depending on the used protection cap

 

  • Arrangement of contacts:

 

 

Data Sheet

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Manual

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