A.YITE  Technology

A.YITE Technology

- Model GE-921 - Air Differential Pressure Flow Switch

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GE921 Adjustable Air Differential Pressure Switch for monitoring overpressure, vacuum and differential pressure of air or other non-combustible, non-aggressive gases. It can be used to sense (differential) pressure and flow of air in ducts and pipes.

  • Max. differential pressure: 5000Pa
  • Protection Class: IP54
  • Output: 1.0A (0.4A)/ 250VAC
  • Working temperature:-20~85 C
  • Storage temperature: -40~85 C
  • Min. Actuating pressure: 20Pa(Standard); min.starting interval: 10Pa; range: 20~30Pa
  • Installation Direction: vertical (standard installation style)
  • Hose connection: pipe P6.2mm

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Possible fields of application include:

  • Monitoring air filters and ventilators
  • Monitoring industrial cooling-air circuits
  • Maximum air flow controller for variable air volume systems
  • Overheating protection for fan heaters
  • Monitoring flows in ventilation ducts
  • Controlling air and fire-protection flaps
  • Frost protection for heat exchangers
  • Air proving in ventilation ducts

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