| 摘要 |
PURPOSE: A remote alarm system is provided to safely manage a plurality of alarm devices installed at each of the provinces and a large scale factory by classifying the range in a stepwise. CONSTITUTION: A remote alarm system includes a plurality of alarm devices(10), a plurality of transmitting devices(100), a relay device(200) and a central management server(300). The plurality of alarm devices(10) is connected to the plurality of transmitting devices(100) and the relay device(100) is installed at a predetermined region. The plurality of transmitting devices(100) transmit the alarm signals outputted from the plurality of alarm devices(10) as a plurality wireless signals. The transmitting devices(100) and the relay device(200) are connected through a wireless and the control management server(300) and the relay device(200) are connected through telephone line.
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