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KNF N 922 ST EX

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 Description

  • Flow Rate (max.): 23 l/min
  • Pressure (max.): 2.5 bar (rel.)
  • Vacuum (max.): 110 mbar (abs.)

KNF diaphragm gas pumps transfer or compress gases and vapors and generate a vacuum without contaminating the media. Different options are available for application-specific requirements related to size, motor type, control, voltage, chemical resistance, safety, vibration, noise, and temperature resistance. All pump types offer oil-free operation.

 

Technical Details

Flow Rate (max.) 23 l/min
Pressure (max.) 2.5 bar (rel.)
Ultimate Vacuum (max.) 110 mbar (abs.)
Valve Material Options Stainless steel
Diaphragm Material Options PTFE coated
Pump Head Material Options Stainless steel
Motor Type Options AC

Features

Benefits
  • Excellent reliability
  • Contamination free transfer
  • Adjustable performance
  • Maintenance-free
  • Low sound level
  • High performance-to-size ratio
Special Features
  • Diaphragm pump
  • High IP class (>44)
  • Ex-proof

 

Applications

  • Analytical instruments
  • Chemical industry
  • Gas analytics
  • Emission monitoring
  • Climate technology

Downloads

Datasheet N 922 ST Ex

Operating Manual N 922 ST Ex

Process Pump Safety Leaflet

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