Liquid Flow

Series FS4-3T General Purpose Liquid Flow Switches

Features and Benefits

  • For starting or stopping electrically operated equipment such as signal lights, alarms, motors, automatic burners, metering devices and others
  • In-line configuration eliminates need for a pipe tee
  • Sizes available
    • 3⁄4″ NPT
    • 1″ NPT
  • Paddles available for low, medium or high flow
  • Two electrical knock-outs allows connection from either end
  • Sensitivity adjusting screw makes flow adjustment easy
  • Single pole, double throw snap switch
  • Hardened stainless steel bearings minimize friction
  • Sealed Monel bellows
  • Minimum temperature (fluid or ambient) 32°F (0°C)
  • Maximum temperature 300°F (149°C)
  • Maximum pressure 160 psi (11.3 kg/cm2)