Series FS7-4W Industrial Liquid Flow Switches

McDonnell & Miller : Flow Switches :

Features and Benefits

  • For applications requiring a water-tight, dust-tight or a
  • NEMA 4X rated flow switch
  • 11⁄4″ NPT
  • Brass with sealed tube construction
  • Single pole, double throw snap switch
  • Magnetic switching mechanism eliminates need for
  • bellows
  • Sensitivity adjusting screw makes flow adjustment easy
  • Paddles can be trimmed to suit application needs
  • Optional features
  • – Extended paddle arm
  • – Stainless steel body and paddles
  • – BSPT threads
  • Minimum temperature (fluid or ambient) -65°F (-54°C)
  • Maximum temperature 300°F (149°C)
  • Maximum operating pressure
  • 300 psi (21 kg/cm2)
  • 1000 psi (70 kg/cm2) – Stainless Steel models

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