Transcription of ORP CONTROL IN POOLS AND SPAS
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COPYRIGHT SBCS 1998 ORP CONTROL IN POOLS AND SPASBy J. Steininger D. Barbara CONTROL SystemsPrinciple of OperationORP (Oxidation-Reduction Potential) CONTROL ofsanitizers in POOLS and spas has been used all overthe world with great success for over 30 understanding of ORP technology is based onnumerous studies by scientists and health authoritiesin the and other countries. It has been confirmedin the field by thousands of pool and spa operatorswho use ORP controllers every day to monitor theactivity of chlorine, bromine or standards have been recognized by the WorldHealth Organization (WHO), by the Center forDisease CONTROL (CDC) in Atlanta, Georgia, by stateand local health departments and by the NationalSpa and Pool Association (NSPI) in Wash
Page 3 Using ORP control The recommended ORP level for pools and spas is between 650 and 750 mV. It can be even higher in very clean water. The absolute minimum of …
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