| 摘要 |
PROBLEM TO BE SOLVED: To efficiently perform an alarming test operation of a fire sensor during maintenance and inspection, etc., in fire alarm equipment having sensor lines which come from a fire receiver and connect to a plurality of fire sensors and receiving the fire signals from the fire sensors by the fire receiver. SOLUTION: The equipment has the sensor lines which come from the fire receiver and connect to the plurality of fire receivers and the fire receiver receives the fire signals from the fire sensors. The fire receiver has a test switch; and a means for sending test mode start signals to the fire sensors on the basis of operations of the switch. Each of the fire sensor has a control means for being set to a mode for being tested to control an indicator light into a prescribed lighting state when receiving the start signals, and controlling the indicator light into a indicating state different from the prescribed lighting state when detecting a fire in the set state in the mode for being tested. COPYRIGHT: (C)2005,JPO&NCIPI
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