| 摘要 |
PROBLEM TO BE SOLVED: To easily specify the cause of an operation failure or the like in a system including a sensor and a fire receiver. SOLUTION: The fire receiver includes: a storage section 17 for storing fire history based on sensing of the sensor and test history of the sensor 2; an operation section 15 for selectively receiving a display operation of the fire history and a display operation of the test history; and a display section 14 for displaying the fire history or the test history according to the display operation. COPYRIGHT: (C)2011,JPO&INPIT
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