System for maintaining pH and sanitizing agent levels of water in a water feature
First Claim
1. A system for automatically maintaining at least one of a pH level and a sanitizing agent level of water in a water feature, the system fluidly coupled to the water feature, the system comprising:
- a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water, the sensor assembly responsive to the pH level by generating a pH signal corresponding to the pH level, the sensor assembly responsive to the sanitizing agent level of the water by generating a sanitization signal corresponding to the sanitizing agent level;
a controller operatively coupled to the sensor assembly, the controller generating control signals in response to at least one of the pH signal and the sanitization signal;
at least one of a first source and a second source, the first source comprising a first valve assembly and a first container containing an sanitizing agent material, the first valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the first container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the sanitizing agent material to flow from the first container to the water feature,the second source comprising a second valve assembly and a second container containing a pH-modifying material, the second valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the second container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the pH-modifying material to flow from the second container to the water feature; and
a third source comprising a third valve assembly and a third container containing a liquid calibrant material, the third valve assembly responsive to at least a portion of the control signals from the controller to selectively switch between a first state in which the third valve assembly allows the calibrant material to flow from the third container through the sensor assembly to the water feature and a second state in which the third valve assembly allows water to flow from water feature through the sensor assembly.
1 Assignment
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Accused Products
Abstract
A system automatically maintains at least one of a pH level and a sanitizing agent level of water in a water feature. The system includes a sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water. The system further includes a controller which generates control signals in response to signals from the sensor assembly. The system further includes at least one of a first source containing an sanitizing agent material and a second source containing a pH-modifying material. The system further includes a third source comprising a valve assembly and a third container containing a liquid calibrant material. The valve assembly is responsive to at least a portion of the control signals from the controller by selectively allowing the calibrant material to flow from the third container through the sensor assembly to the water feature.
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Citations
41 Claims
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1. A system for automatically maintaining at least one of a pH level and a sanitizing agent level of water in a water feature, the system fluidly coupled to the water feature, the system comprising:
- a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water, the sensor assembly responsive to the pH level by generating a pH signal corresponding to the pH level, the sensor assembly responsive to the sanitizing agent level of the water by generating a sanitization signal corresponding to the sanitizing agent level;
a controller operatively coupled to the sensor assembly, the controller generating control signals in response to at least one of the pH signal and the sanitization signal; at least one of a first source and a second source, the first source comprising a first valve assembly and a first container containing an sanitizing agent material, the first valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the first container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the sanitizing agent material to flow from the first container to the water feature, the second source comprising a second valve assembly and a second container containing a pH-modifying material, the second valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the second container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the pH-modifying material to flow from the second container to the water feature; and a third source comprising a third valve assembly and a third container containing a liquid calibrant material, the third valve assembly responsive to at least a portion of the control signals from the controller to selectively switch between a first state in which the third valve assembly allows the calibrant material to flow from the third container through the sensor assembly to the water feature and a second state in which the third valve assembly allows water to flow from water feature through the sensor assembly. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
- a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water, the sensor assembly responsive to the pH level by generating a pH signal corresponding to the pH level, the sensor assembly responsive to the sanitizing agent level of the water by generating a sanitization signal corresponding to the sanitizing agent level;
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10. A system for automatically maintaining at least one of a pH level and a sanitizing agent level of water in a water feature, the system fluidly coupled to the water feature, the system comprising:
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a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water, the sensor assembly responsive to the pH level by generating a pH signal corresponding to the pH level, the sensor assembly responsive to the sanitizing agent level of the water by generating a sanitization signal corresponding to the sanitizing agent level; a controller operatively coupled to the sensor assembly, the controller generating control signals in response to at least one of the pH signal and the sanitization signal; at least one of a first source and a second source, wherein; the first source comprises a first valve assembly and a first container containing a sanitizing agent material, the first valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the first container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the sanitizing agent material to flow from the first container to the water feature, wherein the sanitizing agent material is a dry chemical, and the first valve assembly selectively allows water to flow from the water feature into the first container, to mix with the sanitizing agent material, and to return to the water feature; and the second source comprises a second valve assembly and a second container containing a pH-modifying material, the second valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the second container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the pH-modifying material to flow from the second container to the water feature; and a third source comprising a third valve assembly and a third container containing a liquid calibrant material, the third valve assembly responsive to at least a portion of the control signals from the controller by selectively allowing the calibrant material to flow from the third container through the sensor assembly to the water feature.
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11. A system for automatically maintaining at least one of a pH level and a sanitizing agent level of water in a water feature, the system fluidly coupled to the water feature, the system comprising:
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a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water, the sensor assembly responsive to the pH level by generating a pH signal corresponding to the pH level, the sensor assembly responsive to the sanitizing agent level of the water by generating a sanitization signal corresponding to the sanitizing agent level; a controller operatively coupled to the sensor assembly, the controller generating control signals in response to at least one of the pH signal and the sanitization signal; at least one of a first source and a second source, wherein; the first source comprises a first valve assembly and a first container containing a sanitizing agent material, the first valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the first container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the sanitizing agent material to flow from the first container to the water feature, wherein the sanitizing agent material is a liquid, wherein the first valve assembly is fluidly coupled to air, and wherein the first valve assembly selectively allows air to flow into the first container; and the second source comprises a second valve assembly and a second container containing a pH-modifying material, the second valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the second container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the pH-modifying material to flow from the second container to the water feature; and a third source comprising a third valve assembly and a third container containing a liquid calibrant material, the third valve assembly responsive to at least a portion of the control signals from the controller by selectively allowing the calibrant material to flow from the third container through the sensor assembly to the water feature.
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12. A system for automatically maintaining at least one of a pH level and a sanitizing agent level of water in a water feature, the system fluidly coupled to the water feature, the system comprising:
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a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water, the sensor assembly responsive to the pH level by generating a pH signal corresponding to the pH level, the sensor assembly responsive to the sanitizing agent level of the water by generating a sanitization signal corresponding to the sanitizing agent level; a controller operatively coupled to the sensor assembly, the controller generating control signals in response to at least one of the pH signal and the sanitization signal; at least one of a first source and a second source, wherein; the first source comprises a first valve assembly and a first container containing a sanitizing agent material, the first valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the first container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the sanitizing agent material to flow from the first container to the water feature; and the second source comprises a second valve assembly and a second container containing a pH-modifying material, the second valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the second container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the pH-modifying material to flow from the second container to the water feature, wherein the pH-modifying material is a dry chemical, and the second valve assembly selectively allows water to flow from the water feature into the second container, to mix with the pH-modifying material, and to return to the water feature; and a third source comprising a third valve assembly and a third container containing a liquid calibrant material, the third valve assembly responsive to at least a portion of the control signals from the controller by selectively allowing the calibrant material to flow from the third container through the sensor assembly to the water feature.
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13. A system for automatically maintaining at least one of a pH level and a sanitizing agent level of water in a water feature, the system fluidly coupled to the water feature, the system comprising:
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a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water, the sensor assembly responsive to the pH level by generating a pH signal corresponding to the pH level, the sensor assembly responsive to the sanitizing agent level of the water by generating a sanitization signal corresponding to the sanitizing agent level; a controller operatively coupled to the sensor assembly, the controller generating control signals in response to at least one of the pH signal and the sanitization signal; at least one of a first source and a second source, wherein; the first source comprises a first valve assembly and a first container containing a sanitizing agent material, the first valve assembly assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the first container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the sanitizing agent material to flow from the first container to the water feature; and the second source comprises a second valve assembly and a second container containing a pH-modifying material, the second valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the second container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the pH-modifying material to flow from the second container to the water feature, wherein the pH-modifying material is a liquid, wherein the second valve assembly is fluidly coupled to air, and wherein the second valve assembly selectively allows air to flow into the second container; and a third source comprising a third valve assembly and a third container containing a liquid calibrant material, the third valve assembly responsive to at least a portion of the control signals from the controller by selectively allowing the calibrant material to flow from the third container through the sensor assembly to the water feature.
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14. A system for automatically maintaining at least one of a pH level and a sanitizing agent level of water in a water feature, the system fluidly coupled to the water feature, the system comprising:
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a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water, the sensor assembly responsive to the pH level by generating a pH signal corresponding to the pH level, the sensor assembly responsive to the sanitizing agent level of the water by generating a sanitization signal corresponding to the sanitizing agent level; a controller operatively coupled to the sensor assembly, the controller generating control signals in response to at least one of the pH signal and the sanitization signal; at least one of a first source and a second source, the first source comprising a first valve assembly and a first container containing an sanitizing agent material, the first valve assembly responsive to at least a portion of the control signals from the controller by selectively allowing the sanitizing agent material to flow from the first container to the water feature, the second source comprising a second valve assembly and a second container containing a pH-modifying material, the second valve assembly responsive to at least a portion of the control signals from the controller by selectively allowing the pH-modifying material to flow from the second container to the water feature; a third source comprising a third valve assembly and a third container containing a liquid calibrant material, the third valve assembly responsive to at least a portion of the control signals from the controller by selectively allowing the calibrant material to flow from the third container through the sensor assembly to the water feature; a pressure manifold fluidly coupled to the water feature, the first valve assembly, and the second valve assembly; and a vacuum manifold fluidly coupled to the first valve assembly, the second valve assembly, the third valve assembly, and the sensor assembly. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23)
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24. A system for automatically maintaining at least one of a pH level and a sanitizing agent level of water in a water feature, the system fluidly coupled to the water feature, the system comprising:
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a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to at least one of a pH level of the water and a sanitizing agent level of the water, the sensor assembly responsive to the pH level by generating a pH signal corresponding to the pH level, the sensor assembly responsive to the sanitizing agent level of the water by generating a sanitization signal corresponding to the sanitizing agent level; a controller operatively coupled to the sensor assembly, the controller generating control signals in response to at least one of the pH signal and the sanitization signal;
at least one of a first source and a second source, the first source comprising a first valve assembly and a first container containing a sanitizing agent material, the first valve assembly fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the first container to flow through the sensor assembly to the water feature and responsive to at least a portion of the control signals from the controller by selectively allowing the sanitizing agent material to flow from the first container to the water feature,the second source comprising a second valve assembly and a second container containing a pH-modifying material, the second valve assembly responsive to at least a portion of the control signals from the controller fluidly coupled to selectively allow water from the water feature and selectively allow fluid from the second container to flow through the sensor assembly to the water feature and by selectively allowing the pH-modifying material to flow from the second container to the water feature; a third source comprising a third valve assembly and a third container containing a liquid calibrant material, the third valve assembly responsive to at least a portion of the control signals from the controller by selectively allowing the calibrant material to flow from the third container through the sensor assembly to the water feature; and a venturi tee through which water of the water feature flows, the sensor assembly fluidly coupled to the venturi tee.
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25. A sanitization system for automatically controlling the pH level and sanitizing agent level of a water feature, the sanitization system comprising:
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a water circulation system in fluid communication with the water feature; a sanitizing agent source in fluid communication with the water circulation system, the sanitizing agent source comprising a sanitizing agent material; a pH-modifying material source in fluid communication with the water circulation system, the pH-modifying material source comprising a pH-modifying material; a sanitizing agent sensor including a probe in fluid contact with water in the water circulation system, the sanitizing agent sensor generating a sanitizing agent output signal indicative of a sanitizing agent level in the water; a pH sensor including a probe in fluid contact with the water in the water circulation system, the pH sensor generating a pH output signal indicative of a pH level in the water; the circulation system selectively allowing water from the water feature and selectively allowing fluid from the sanitizing agent source and pH-modifying material source, respectively, to flow to the sanitizing agent sensor and pH sensor, respectively, and to the water feature; and a calibrant material source in fluid communication with at least one of the sanitizing agent sensor and the pH sensor, the calibrant material source comprising a calibrant material having at least one of a predetermined pH level and a predetermined sanitizing agent level; and a control system responsive to the sanitizing agent output signal by selectively switching the sanitizing agent source between an active state in which the sanitizing agent source adds sanitizing agent material to the water and an inactive state in which the sanitizing agent source does not add sanitizing agent material to the water so as to maintain the sanitizing agent level within a first preset range, the control system further responsive to the pH output signal by selectively switching the pH-modifying material source between an active state in which the pH-modifying material source adds pH-modifying material to the water and an inactive state in which the pH-modifying material source does not add pH-modifying material to the water so as to maintain the pH level within a second preset range, the control system further configured to recalibrate at least one of the sanitizing agent output signal and the pH output signal by selectively switching the calibrant material source between an active state in which the calibrant material source introduces calibrant material to at least one of the sanitizing agent sensor and the pH sensor and an inactive state in which the calibrant material source does not introduce calibrant material to at least one of the sanitizing agent sensor and the pH sensor. - View Dependent Claims (26, 27, 28, 29, 30, 31)
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32. A system for measuring a chemical level of water in a water feature, the system fluidly coupled to the water feature, the system comprising:
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a sensor assembly fluidly coupled to the water feature, the sensor assembly responsive to the chemical level of the water by generating a signal corresponding to the chemical level; a controller operatively coupled to the sensor assembly, the controller using a calibration function to calculate the chemical level in response to the signal generated by the sensor assembly, the controller generating a calibrant control signal; a calibrant source comprising a calibrant material, the calibrant source responsive to the calibrant control signal from the controller to selectively switch between an active state in which the calibrant source allows the calibrant material to flow from the calibrant source to the sensor assembly, and an inactive state in which the calibrant source does not allow the calibrant material to flow from the calibrant source to the sensor assembly. - View Dependent Claims (33, 34, 35, 36, 37, 38, 39, 40, 41)
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Specification