| 摘要 |
<p>Facility for the prevention of disasters which detects unconnected terminal devices as well as connected terminal devices of no interest, automatically stops monitoring the detected device in the object to be monitored and controlled, and notices operator of the fact, for example, by means of printing, so that it may become easy to detect erroneous setting or erroneous connection without exclusively occupying an indicator window and to cope with emergencies. To realize this, the facility for the prevention of disasters comprises first memory means for storing information unique to each terminal device to be connected, second memory means for storing information unique to each connected terminal device, and registration means responsive to information received from a terminal device to compare the received information with the contents stored in the first memory means and for causing coincident information to be stored in the second memory means, wherein the first and second memory means and the registration means are provided in a receiver section or a relay section of said facility.</p> |
