| 摘要 |
PROBLEM TO BE SOLVED: To output alarm suited to a purpose from an alarm unit when necessary even in the case other than when the alarm unit detects fire. SOLUTION: In a fire alarm system 1, the fire alarm is outputted from all of a plurality of alarm units 11 simultaneously output when any one of the alarm units 11 detects fire. The system is provided with an alarm operation device 12 which transmits an interlock command signal when prescribed operation is received and makes all the alarm units 11 output corresponding alarms. COPYRIGHT: (C)2010,JPO&INPIT
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