OzoSense - Residual Ozone Analyzer


OzoSense Residual Ozone Analyser from PI for the measurement of ozone concentration in water, is designed to be simple to install and operate and offers unrivaled stability, accuracy and precision, while offering excellent value for money.

The OzoSense range of Ozone Analyzers, Ozone Controllers and Ozone Monitors utilize the very latest and best ozone sensors available in the world today. They are membrane devices which are insensitive to changing pH, use no reagents, are extremely stable, and have reduced maintenance and reduced whole life costs.



Key Benefits


  • Stable and reliable – excellent process control
  • Suitable for all potable, process and salt waters
  • Up to 6 months between maintenance
  • Up to 3 months between calibration
  • Does not respond to residual chlorine
  • Resistant to detergents in the water







Ozone Sensor Probe


Type:                                                   Membrane covered amperometric polarographic two-electrode system


Measurand:                                       Residual Ozone O3


Range:                                                0.05-0.2, 0.05-0.5, 0.05-2, 0.05-5, 0.05-10 mg/l (ppm)


Resolution:                                        0.01mg/l (10 ppb)


Reproducibility:                                ±5%


Stability:                                              -1% per month (without calibration)


Working Electrode:                          Cathode made of gold


Counter Electrode:                           Silver /silver halide


Membrane Material:                         Micro-porous hydrophillic membrane


Flow Rate:                                          Approx 0.5 l/min (min 0.2 l/min)


Temperature Range:                        >3 up to 50oC


pH Range:                                          pH 2 up to pH 11


Permissible Overpressure:            0.5 bar


Calibration:                                        Manual using a suitable ozone test kit every 1 week to 3                                                                 months, application dependent


Housing Material:                             PVC, silicone, polycarbonate, stainless steel


Dimensions:                                       Diameter approx. 25mm, length 175mm


Maintenance intervals:                    Membrane: 12-36 months


Electrolyte:                                            Every 3 to 6 months


Interference:                                      Cl2 negligible, ClO2 6%


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