Free Chlorine Sensor

Free Chlorine

Chlorine Amperometric measuring sensors used to measure free chlorine (HOCl and OCI) and organically bound chlorine (to cyanuric acid in the form of trichloroisocyanuric acid or sodium dichloroisocyanurate-bound chlorine) in swimming-pool water or water with same quality.

Technical Specification

Applications

  • Swimming pool water
  • Water of similar quality

Measuring range

  • 0 – 002 ppm (PPMFC002)
  • 0 – 010 ppm (PPMFC010)

pH range

  • 5.5 – 9.5 pH

Temperature range

  • 5 – 45°C (with temperature compensation)

Sensitivity to isocyanuric acid

  • No sensitivity if > 5mg/l cyanuric acid

Maximum pressure and flow rate

  • 3 bar
  • Mini : 20 l/h
  • Maxi : 100 l/h
  • Recommended : 30 l/h

Start-up time and final calibration

  • First calibration after 2 hours
  • After 24 hours

Membrane lifetime

  • Approximately 1 year (depending on water quality/concentration)

Material and type of protection

  • PVC black
  • IP 65

Power supply and output signal

  • 16 – 24 VDC
  • 4-20 mA

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