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F-740 Series Flow Switch

Brand: Tokyo Keiso Co, Ltd

F-740 is a flow switch with compact design which will be installed onto horizontal pipe line through flanges. The detection part consists of a tapered detection tube and a float which moves vertically according to flow rate of fluid to be measured. The magnet moulded at the top of float rod actuates detection magnet to drive micro switch at the set point.  F-740 is suitable for the monitoring of flow for safety operation of various plants.

Specifications

Accuracy

  • ± 5 % of Set Flow Rate

Ambient Temperature Range

  • EP & IS Version: -10° to 60° C (-14° to 140° F)
  • Waterproof Version: -25° to 80° C (-13° to 176° F)

Enclosure, Body Material

  • Aluminum
  • Cast Iron FC200
  • Cast Stainless Steel (SCS13, SCS14)

Flange Size - 1-1/2” (DN 40)

  • 1-1/2” (DN 40) - 150#
  • 1-1/2” (DN 40) - JIS 10K

Flange Size - 1” (DN 25)

  • 1” (DN 25) - 150#
  • 1” (DN 25) - JIS 10K

Flange Size - 1/2” (DN 15)

  • 1/2” (DN 15) - 150#
  • 1/2” (DN 15) - JIS 10K

Flange Size - 2-1/2” (DN 65)

  • 2-1/2” (DN 65) - 150#
  • 2-1/2” (DN 65) - JIS 10K

Flange Size - 2” (DN 50)

  • 2” (DN 50) - 150#
  • 2” (DN 50) - JIS 10K

Flange Size - 3” (DN 80)

  • 3” (DN 80) - 150#
  • 3” (DN 80) - JIS 10K

Flange Size - 3/4” (DN 20)

  • 3/4” (DN 20) - 150#
  • 3/4” (DN 20) - JIS 10K

Flange Size - 4” (DN 100)

  • 4” (DN 100) - 150#
  • 4” (DN 100) - JIS 10K

Flange Size - 5” (DN 125)

  • 5” (DN 125) - 150#
  • 5” (DN 125) - JIS 10K

Flange Size - 6” (DN 150)

  • 6” (DN 150) - 150#
  • 6” (DN 150) - JIS 10K

Switch Type

  • Micro Switch SPDT

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