Pressure switch – Beck 901 EX Series

Features

  • With factory-set pressure setting
  • Mounting in any position, to be specified for settings below 100 mba
  • Various mounting brackets and protection caps with IP 44,
    IP 54 and IP 65
  • Life – Mechanically more than 10⁶ cycles
Enquiry
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Pressure switch 901 EX factory-set from -900 mbar to 12 bar.

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.

Applications

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

 

Specification

Temperature range Temperature of media and ambient temperature from -20°C to 85°C
Storage temperature: -40° C bis +85° C
Diaphragm material Depending on media NBR, Silicone, FKM (Viton®), EPDM. For 901.30 Silicone, others upon request.
Pressure connection Material: PA, PVDF, Brass, Stainless steel
Hose nipple: 5,0mm, 6,5mm, 10,0mm
Thread: M10x1, G1/8, G1/4, G1/2
Electrical rating 24 VDC/100 mA
30 VDC/45 mA
Electrical connection AMP flat plug 6.3 x 0.8 mm according to DIN 46244 or push-on screw terminals
Protection class IP 54 (with cover 6371)
Type Factory-set switching points between Maximum positive working pressure
Standard/extended
901.1x Ex 5 mbar and 200 mbar 0,5 / 4 bar
200 mbar and 1.000 mbar 1 / 4 bar
901.41Ex 500 mbar and 3.000 mbar 10 bar
901.51Ex 1,0 bar and 12 bar 25 bar
901.2x Ex -5 mbar and -200 mbar 0,5 / 4 bar
-200 mbar and -900 mbar 1 / 4 bar
901.30 Ex 5 mbar and 50 mbar 100 mbar

 

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Beck 901 EX Pressure switch factory-set from -900 mbar to 12 bar-DpstarGroup

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