| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a siren control system that can reduce costs and prevent unexpected malfunction of a siren. <P>SOLUTION: The siren control system includes: an operation-side unit 2 which is connected to a public network 1 and can transmit a siren control request; a siren control device 5 which includes a reception-side unit 4 connected to the public network 1 and outputting a control signal to a siren device 3 on receiving predetermined control data including a preset siren control command; and a control server 6 which is connected to the public network 1 and transmits the control data to the reception-side unit 4 at a siren control request from the operation-side unit 2. <P>COPYRIGHT: (C)2013,JPO&INPIT |
