| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a tunnel alarm system capable of enhancing the versatility of a component, the infrastructure property of a system, and the informativeness of display.SOLUTION: A tunnel alarm system (1) includes: a notification device (2) for starting and transmitting a notification signal in operation; a first alarm device (3) for displaying and outputting an alarm based on alarm position information indicating the position of an own device in accordance with the input of the notification signal from the notification device (2), and for transmitting an alarm signal based on the notification signal; and a second alarm device (3) for displaying and outputting an alarm based on the alarm position information indicating the position of the own device in accordance with the reception of the alarm signal, in a tunnel.</p> |
