| 摘要 |
PROBLEM TO BE SOLVED: To provide a fire receiver which is excellent in convenience, and by which a user can easily recognize error content only glancing the error content of a main repeater and can quickly identify the error content, in the fire receiver used for distributed fire alarm system. SOLUTION: In a distributed fire alarm system in which a plurality of main repeaters for distributed processing connected with terminal devices, such as fire sensors through a signal line are prepared, the main repeaters and the fire receiver are connected through a transmission line, and a plurality of main repeaters and the fire receiver communicate disaster prevention information, the fire receiver has a display means for displaying error information about a plurality of main repeaters, and a display control part which categorizes and performs representative display of the error information on a screen of the display means. COPYRIGHT: (C)2009,JPO&INPIT
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