本文介绍了一种新型一氧化碳传感器TGS2440的性能特点，并对其基本工作电路以及它在火灾探测方面的应用做了具体阐述。
This paper introduces the performances and characteristics of new pattern carbon monoxide sensor TGS2440, and elaborates on its working circuit and its application in fire detect.
论述了离子感烟探测器与火灾报警控制器之间接口电路的结构及工作原理。
Discusses the structure and working principle of the interface circuit between ion sensing smoke detector and fire alarm controller.
针对火灾探测过程中的光电探测器输出的微弱信号设计了一个微变信号提取放大电路。
A new circuit has been designed and developed for picking up and amplifying the weak signals of a photoelectric detector in fire detecting system.
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