| 摘要 |
<p>An irrigation system for controlling a plurality of watering stations whereby each station is irrigated in accordance with the specific soil needs at that station; the system includes a plurality of irrigation controllers (10), one at each watering station, each controller (10) including a power line (11) transceiver, a micro-processor, an erasable non-volatile memory, and an actuating circuitry for activating a valve actuator in response to data received from a computer (18), a power line network (11, 12) powers the controllers (10) and serves as a medium through which the controllers (10) communicate between one another and the computer (18).</p> |
