| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a monitor information notification system with which, in the case of failure of a power unit provided in a factory, persons who maintain the power unit can take an action immediately to deal with the failure. SOLUTION: The system comprises central monitoring units 10, 11, 12 and 13 for monitoring objects, a digital exchange 1 communicably connected to these units to convert received data into digital data of a prescribed type, an antenna connected to the digital exchange 1 to transmit/receive the digital data, and portable terminals 15 possessed by the persons who maintain the objects.</p> |
