Active Chlorine sensors

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Active Chlorine sensors : CAA2527 – 07 – 57 – 45
4-20 mA / 0 … 2 – 10 – 100 – 200 ppm

CAA2507, CAA2527, CAA2557 and CAA2545 sensors are used to measure inorganic active chlorine, ie hypochlorous acid in drinking water, swimming pool water (without chlorine stabilizer), seawater or similar water quality.

Advantages:

  • Amperometric measurement
  • Continuous accurate and reliable analysis
  • Fast execution
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Applications

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  • Drinking water
  • Swimming pools
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  • Water of similar quality (free of surfactants)
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Measure
  • Active chlorine (hypochlorous acid) HOCl
Measurement range
  • 0,02 – 2 ppm (CAA2527)
  • 0,1 – 10 ppm (CAA2507)
  • 0,5 – 100 ppm (CAA2557)
  • 0,5 – 200 ppm (CAA2545)
pH range
  • 5,5 – 8 pH
Temperature range
  • 5 – 50°C (with temperature compensated)
Sensitivity to cyanuric acid
  • No sensitivity
Maximum pressure and
supply flow
  • 3 bars
  • Mini: 20 l/h
  • Maxi: 100 l/h
  • Recommanded: 30 l/h
Starting time and
definitive calibration
  • First calibration after 2 h
  • After 24 h
Membrane cap lifetime 
  • Currently 1 year (according to water quality)
Membrane and Electrolyte
  • Membrane: CAA2539
  • Electrolyte: CAA2523
Material and
protection type
  • Black PVC
  • IP 65
Supply voltage and
output signal
  • 16 – 24 VDC
  • 4-20 mA
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