Hayward CAT 6000 CAT 6000 Owners Manual - Page 39

Appendix A- Sensor Specifications

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Appendix A- Sensor Specifications Description Range Accuracy Chlorine Sensor Specifications P/N PRO75 Free Chlorine Sensor 1 to 10 ppm (Reduced accuracy outside this range.) Within 10% of displayed value for the levels in the specified range around the calibration point. 1-2 ppm (+/- 0.15 ppm & +/- 0.28° C from calibration point) 2-5 ppm (+/- 0.5 ppm of calibration point) 5-10 ppm (+/- 0.4 ppm of calibration point) (Dependent on accuracy of the chemical test used to calibrate the sensor) pH Range Resolution Temp Range Temp Compensation 7.0 to 8.0 (With active pH compensation. Reduced accuracy outside of this range) 0.1 ppm 4 to 41°C Yes Temperature Output Flow Range Max Pressure Response Time Cross Sensitivity Wetted Parts Calibration Frequency Temperature (Thermistor 10K @ 25°C) 0.3 to 0.6 GPM. With an optimal rate of 0.45 to 0.5 GPM. Flow rates above 0.5 GPM may result in a reduced range. 29.4 psi (2 bars) < 10 minutes to 80% of final value at 25ºC and stabile pH for acclimated sensor. Bromine, ozone,ClO2 (chlorine dioxide) and Cyanuric Acid, pH, TDS & Temperature PVC, hydrophilic membrane over a platinum anode, gold cathode and medical grade epoxy. Application dependant. Sensor to be calibrated near desired set point with a stable pH of 7.4 to 7.6 Warning: When manually dosing chemicals, the ball valves on the flow cell must be closed to prevent concentrated chemicals from coming in contact with the Cl Sensor as this will cause temporary sensor calibration issues and will require the sensor to undergo a reacclimation period. It is recommended keep the valves closed for a minimum of 2 hours after manual dosing. 38 USE ONLY HAYWARD GENUINE REPLACEMENT PARTS

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USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
38
Appendix A- Sensor Specifications
Warning: When manually dosing chemicals, the ball valves on the flow cell must be closed
to prevent concentrated chemicals from coming in contact with the Cl Sensor as this will
cause temporary sensor calibration issues and will require the sensor to undergo a re-
acclimation period. It is recommended keep the valves closed for a minimum of 2 hours
after manual dosing.
Chlorine Sensor Specifications
P/N PRO75
Description
Free Chlorine Sensor
Range
1 to 10 ppm (Reduced accuracy outside this range.)
Accuracy
Within 10% of displayed value for the levels in the specified
range around the calibration point.
1–2 ppm (+/- 0.15 ppm & +/- 0.28° C from calibration point)
2-5 ppm (+/- 0.5 ppm of calibration point)
5-10 ppm (+/- 0.4 ppm of calibration point)
(Dependent on accuracy of the chemical test used to calibrate
the sensor)
pH Range
7.0 to 8.0 (With active pH compensation. Reduced accuracy
outside of this range)
Resolution
0.1 ppm
Temp Range
4 to 41°C
Temp Compensation
Yes
Temperature Output
Temperature (Thermistor 10K @ 25°C)
Flow Range
0.3 to 0.6 GPM. With an optimal rate of 0.45 to 0.5 GPM.
Flow rates above 0.5 GPM may result in a reduced range.
Max Pressure
29.4 psi (2 bars)
Response Time
< 10 minutes to 80% of final value at 25ºC and stabile pH for
acclimated sensor.
Cross Sensitivity
Bromine, ozone,ClO2 (chlorine dioxide) and Cyanuric Acid,
pH, TDS & Temperature
Wetted Parts
PVC, hydrophilic membrane
over a platinum anode, gold cathode and medical grade
epoxy.
Calibration Frequency
Application dependant. Sensor to be calibrated near desired
set point with a stable pH of 7.4 to 7.6