| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an alarm display map system capable of displaying the position overlappingly on plural maps, i.e., a wide area map, a housing map and a piping map when it detects abnormality of a gas supply system and generates an alarm. SOLUTION: This system is provided with plural gas meters 1 which detect abnormality of a gas supply system and generate an alarm, customer basic information DB 33 which makes their IDs correspond to respective coordinates and stores them, a piping map DB 42, a wide area map DB 44, a housing map DB 46, a district server 31 which reads coordinates from the DB 33 according to an ID included in an alarm and an alarm display terminal 7 which reads map information from any of the DBs 42, 44 and 46, shows the map on a monitor 70 and also displays an alarm symbol on the coordinates read by the server 31 on the map.</p> |
