Patent ID: 7398138
Filing Date: 2008-07-08
Classification: C02F

Abstract:
1. A system for controlling aspects of a recreational environment including a water-containing vessel and associated pipes, the system comprising: a. first means for accepting control input from a user, such control input comprising a permitted range of values of at least one of pH or oxidation reduction potential (ORP) of water contained in the vessel; b. means for controlling, based at least in part on the accepted control input, equipment (i) remote from the first accepting means and (ii) configured to affect one or more characteristics of water contained in the vessel, the equipment comprising at least one chemical dispensers, at least one automatic pool cleaner or in-floor pool cleaner, and at least one heater or pump; c. a first sensor adapted to measure a first value of pH or oxidation-reduction potential of water contained in the vessel; and d. a second sensor adapted to measure a second value of temperature of the water contained in the vessel or temperature of ambient air adjacent water contained in the vessel; and in which the control means comprises: