Thermal Dispersion Flow Switch type: SP-series

Thermal Dispersion Flow Switch type: SP-series

The SP Series Thermal Dispersion Flow Switch is a precise flow sensing device for liquids. The principle of operation is based on heat transfer. The SP thermal dispersion flow switch is offered with a variety of output types and materials of construction. No moving parts make the SP series a long lasting and high value flow switch.

  • No moving parts, solid state performance and reliability
  • 1~59″ per second (150 cm/s) measuring range for water; 1~118″ (300 cm/s) range in oil
  • 304SS, 316SS, PVDF and polypropylene wetted parts
  • Maximum operating pressure up to 1,450 psi (100 bar)
  • Choice of NPN/PNP, N.O. or N.C. relay, or SPDT relay output
  • Standard and custom extended insertion lengths
  • Standard or high temperature, explosion proof units available
  • LED indication of flow status
  • Marine certified unit available

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