发明名称 火災報知設備及びそれに利用する終端器
摘要 <p><P>PROBLEM TO BE SOLVED: To provide a fire alarm system allowing an existing fire receiver to notify of malfunction. <P>SOLUTION: A fire alarm system 100, 200, or 300 comprises a sensor circuit 3 connected to a fire receiver 1, and a single or a plurality of fire sensors 2 connected to the sensor circuit 3 and outputting, by a switching operation, a fire signal to the sensor circuit 3. The fire sensor 2 includes: inspection means 12-14 for detecting its own malfunction by a self inspection; and output means 12-14, when there is malfunction on the basis of the results of the inspection means 12-14, outputting an abnormal signal to the sensor circuit 3. Disconnection generating means R, configured to disconnect the sensor circuit 3 when receiving the abnormal signal, is connected to the sensor circuit 3. The fire receiver 1 includes disconnection alarm issuing means 1 configured to issue a disconnection alarm when the sensor circuit 3 is disconnected. <P>COPYRIGHT: (C)2013,JPO&INPIT</p>
申请公布号 JP5709699(B2) 申请公布日期 2015.04.30
申请号 JP20110194102 申请日期 2011.09.06
申请人 发明人
分类号 G08B17/00 主分类号 G08B17/00
代理机构 代理人
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