Air flow switch 930 adjustable

Air flow switch 930 adjustable

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Adjustable differential pressure switch for monitoring overpressure, vacuum and differential pressure of air or other non-combustible, non-aggressive gases.

The switching pressure can be adjusted without a pressure gauge using a scaled adjustment knob. Various versions with overlapping adjustment ranges between 0.2 mbar and 50 mbar are available for this purpose. As standard, the pressure switch is equipped with a transparent cover of protection class IP54.

NEW: This series is also available with an ATEX type examination.

Brand : Beck

Description

Applications : 

  • Monitoring air filters and ventilators
  • Monitoring industrial cooling-air circuits
  • Overheating protection for fan heaters
  • Monitoring flows in ventilation ducts
  • Controlling air and fire-protection flaps
  • Frost protection for heat exchangers

 

Technical Data :  

 

  • Setting ranges:

    TypeAdjustable switching points betweenMaximum operating pressure
    930.8020 and 200 Pa10 kPa
    930.80B20 and 300 Pa10 kPa
    930.8430 and 400 Pa10 kPa
    930.8350 and 500 Pa10 kPa
    930.85B100 and 1000 Pa10 kPa
    930.85200 and 1000 Pa10 kPa
    930.86500 and 2500 Pa10 kPa
    930.871000 and 4000 Pa10 kPa
    930.87B1000 and 5000 Pa10 kPa

 

  • Temperature range:
    Medium and ambient temperature from –20°C to +85°C
    Storage temperature from –40°C to +85°C

 

  • Diaphragm material:
    Silicone, free of gas emissions.

 

  • Pressure connection:
    2 plastic pipe connection pieces (P1 and P2), external diameter 6.0 mm.

 

  • Electrical rating:
    Standard version: max. 1,5 A (0,4 A) / 250 VAC
    Low voltage version: max.0,1A / 24VDC.

 

  • Electrical connection:
    Tab terminals 6.3×0.8 mm in accordance with DIN 46244 or push-on screw terminals.
    Cable conduit with cable strain relief.

 

  • Protection class:
    IP 54 with cover
    IP 65 with cover
    IP 00 without cover

Datasheet

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Manual

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