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常见问题 首页>>技术支持>>常见问题
   
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为什么不把探测器跟报警器直接对码?
2014/6/5 16:34:56
A: sometimes we use the sensors to do logical control but not alarm, so we don't connect the sensors to the warning host directly. Now when there is alarm, the sensor tells smart host, and the smart host to tell warning host to siren. 
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