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ITT Controls

2210 - 2013

McDonnell & Miller Series AF1, AF2, AF3 Air Flow Switches

Features and Benefits of the AF Air Flow Switches

  • For general purpose applications with medium and high velocity requirements
  • Paddle fits 8? (203mm) minimum duct size, or 6? (152mm) if trimmed
  • Brass, steel and aluminum construction
  • Single pole, double throw snap switch
  • Sensitivity adjusting screw makes flow adjustment easy
  • Two electrical knock-outs allow connection from either end can be equipped with a time delay relay
  • Optional features
        – Stainless steel
        – Anti-corrosion treatment
  • Minimum ambient temperature 32°F (0°C)
  • Maximum duct temperature 300°F (149°C)

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