发明名称 |
Hazard detector with a communication interface, and service device |
摘要 |
<p>Danger indicator or alarm has at least one sensor for a danger characterizing quantity, evaluation electronics for evaluation of the sensor signal, an optical alarm indicator (1) and a communications interface (KM) for wireless two way communication between the danger indicator and an operating module. The communications interface has an optical transmission channel (KMo) formed by the alarm indicator and an inductive receiver channel (KMi). An Independent claim is included for a corresponding operating module for a danger indicator with a receiver in the form of a photo-diode and a transmitter in the form of an inductor (9).</p> |
申请公布号 |
EP1398746(A1) |
申请公布日期 |
2004.03.17 |
申请号 |
EP20020020100 |
申请日期 |
2002.09.07 |
申请人 |
SIEMENS BUILDING TECHNOLOGIES AG |
发明人 |
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分类号 |
G08B25/00;G08B25/01;G08B25/10;G08B29/14;(IPC1-7):G08B29/14 |
主分类号 |
G08B25/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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