| 摘要 |
PROBLEM TO BE SOLVED: To control the setting of ringing of zonal acoustic devices without an inspector's operation of a fire receiver.SOLUTION: A portable terminal 20 owned by an inspector of fire warning equipment 2 receives a command to control ringing of zonal acoustic devices. The portable terminal 20, when receiving the command, transmits the command to a server device 10, which transmits the command to a communication terminal 40. The communication terminal 40 transmits the command to a receiver 30, which, in response to the command, controls ringing of the zonal acoustic devices. |
