Chemtrol Pool Controller: Difference between revisions
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The ORP and pH probes are said to be rated for a year of use. In reality, they will probably last longer. Probes should be replaced when readings do not align with those from the chemical test kit. | The ORP and pH probes are said to be rated for a year of use. In reality, they will probably last longer. Probes should be replaced when readings do not align with those from the chemical test kit. | ||
The Chemtrol branded probes are quite expensive. We have had good success with probes from Sensorex (cost is about 75% less than those from Chemtrol): | The Chemtrol branded probes are quite expensive. We have had good success with probes from [https://sensorex.com/ Sensorex] (cost is about 75% less than those from Chemtrol): | ||
* pH5000 Polycarbonate Swimming Pool pH Sensor ($56 as of May 2020) | * pH5000 Polycarbonate Swimming Pool pH Sensor ($56 as of May 2020) | ||