| 摘要 |
PROBLEM TO BE SOLVED: To provide a sprinkler system capable of recognizing and monitoring the fire occurring situation only by the opening of a sprinkler head itself, and having the characteristic not provided in a conventional one, that it is capable of recognizing and monitoring the fire in an arbitrary region and controlling a related facility. SOLUTION: In this fire sensor-type sprinkler head including a head body provided with an outlet and a heat-sensitive part sealing the outlet of the head body, and discharging the water through the outlet by loosening or falling out of the heat-sensitive part from the head body by the heat, an electrically closed circuit is formed through the heat-sensitive part in a normal time, and the electrically closed circuit including the heat sensitive part is switched to an electrically opened circuit by loosening or falling out of the heat sensitive part from the head body.
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