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Hybrid modular/decoder irrigation controller

  • US 7,069,115 B1
  • Filed: 06/30/2004
  • Issued: 06/27/2006
  • Est. Priority Date: 06/30/2004
  • Status: Active Grant
First Claim
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1. A hybrid irrigation controller, comprising:

  • means for entry or selection of a watering program;

    means for storing the watering program;

    means for providing a plurality of receptacles for removably receiving a plurality of modules;

    at least one station module configured for insertion into a first one of the receptacles and connectable to a corresponding solenoid actuated valve through a dedicated field valve line and common return line and including at least one switching device for selectively providing a first power signal that energizes the corresponding solenoid actuated valve;

    at least one encoder module configured for insertion into a second one of the receptacles and connectable to a multi-wire path for sending encoded signals and a second power signal along the multi-wire path for selectively energizing one of a plurality of solenoid actuated valves connected to corresponding decoder circuits connected along the multi-wire path; and

    processor means for executing the stored watering program and controlling the station module and/or the encoder module in accordance with the stored watering program.

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