BECK(930.8x climair)

Differential pressure switch 930.8x Climair®

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

Possible fields of application include:
  • 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
Maximum operating pressure
10 kPa for all pressure ranges.
Air, non-combustible and non-aggressive gases.
Temperature range
10 kPa for all pressure ranges.
  • Medium and ambient temperature from –20°C to +85°C.
  • Storage temperature from –40°C to +85°C.
Diaphragm material
Silicone, tempered at 200°C, free of gas emissions.
Other materials available on request.
Pressure connections
2 plastic pipe connection pieces (P1 and P2), external diameter 6.0 mm:
P1 for connection to higher pressure (marked +)
P2 for connection to lower pressure (marked –)
Housing materials
Switch body and cover of plastic.
With cover 150 g, without cover 110 g.
Mechanical working life
Over 106 switching operations.
Electrical rating
  • Standard version: max. 1.5 A (0.4 A) / 250 VAC/li>
  • Low-voltage version: max. 0.1 A / 24 VDC
Electrical connections
AMP flat plug 6.3x0.8 mm in accordance with DIN 46244 or push-on screw terminals.
Cable conduit with cable strain relief.
Protection category
IP 54 with cover, IP 00 without cover.
CE Conformity
each depending on technical specification:
  • Low Voltage Directive 2006/95/EC
  • RoHS Directive 2011/65/EC
  • Gas Appliance Directive 2009/142/EC
  • ATEX- Directive 2014/34/EC
  • CSA
Specifications according to EN1854
  • Class of control and regulation function: B
  • Deviation: ≤±15 %, min. ±10 Pa
  • Drift: ≤±15 %
See order matrix.

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