摘要 |
<p>A power network control system (10) has a plurality of digital modules (20, 30, 40, 41, 43, 50, 60, 70) interconnected. A master logic unit (100) in the network communicates with a specialized protocol to slave logic units (90i, 90d, 90p) in each module to provide a reliable power control system for selectively (or generally) instructing modules to turn on or to turn off the local power source (41, 43).</p> |