| 摘要 |
PROBLEM TO BE SOLVED: To smoothly perform work from inspection to restoration only by performing an alarm output matched to an inspection status. SOLUTION: The alarm 1 configured to detect a fault within a monitoring area and give an alarm therefor includes: an inspection switch 18 which receives an instruction of inspection operation; an inspection circuit 17 which performs inspection control based on an inspection operation performed through the inspection switch 18; and a fire interlocking signal transmitting and receiving circuit 16 which performs transmission and receiving of interlocking signal with other alarms. The inspection circuit 17 causes the fire interlocking signal transmitting and receiving circuit 16 to output the interlocking signal to the other alarms when interlocking inspection is instructed through the inspection switch 18. COPYRIGHT: (C)2011,JPO&INPIT
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