| 摘要 |
PROBLEM TO BE SOLVED: To obtain an alarm device and an alarm system in which a user can easily recognize an abnormality generation source even when a plurality of alarm devices are installed in the same room.SOLUTION: The fire alarm device of this fire alarm system includes: a fire detecting circuit 7 for detecting fire by detecting a physical change such as smoke, heat etc. based on a fire phenomenon; a transmission and reception circuit 5 for transmitting an interlocking control signal including an own address and receiving the interlocking control signal to other fire alarm devices when fire is detected by the fire detecting circuit 7; an alarm sound control circuit 8 for outputting an alarm sound; a control circuit 1 for making the alarm sound control circuit 8 sound the alarm sound of a fire source when abnormality is detected and for making the alarm sound control circuit 8 sound an interlocking alarm sound when the interlocking control signal is received; and a same room address setting unit 13 for setting an address of the fire alarm device which is installed at the same room of its own as a same room address, wherein the control circuit 1 performs control by an interlocking alarm stop mode in which the interlocking alarm sound does not be made to be sounded by the alarm sound control circuit 8 if an address of the fire alarm device of a transmission source of the interlocking control signal is the same room address. |
