Series AF3 Air Flow Switches

McDonnell & Miller : Flow Switches :

Features and Benefits

  • For general purpose low velocity applications where the most economical flow switch is desired
  • Paddle fits 8″ (203mm) minimum duct size
  • Two electrical knock-outs allow connection from either end
  • Brass, steel and aluminum construction
  • Single pole, double throw snap switch
  • Sensitivity adjusting screw makes flow adjustment easy
  • Can be equipped with a time delay relay
  • Optional feature
  • – Two SPDT snap switches
  • Minimum ambient temperature 32°F (0°C)
  • Maximum duct temperature 275°F (135°C)

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