| 摘要 |
<p>PURPOSE:To improve the quality and reliability of the monitoring system by automatically adjusting the timer of a monitor center and the timers of respective automatic informing devices. CONSTITUTION:In the minotoring system consisting of the automatic informing devices l and monitor center, the monitor center has a reading means which reads the time of its timer out when informed of data from an automatic informing device 1 and a transmitting means which transmits the time to the automatic informing device 1, which has a writing means 15 which writes the time sent from the monitor center in its timer 14. Further, the monitor center has a decision means which decides whether or not the time sent from the automatic informing device has a time different more than prescribed from the time of its timer and places the reading means in operation only when deciding that the time difference is larger than prescribed.</p> |
