【摘要】 简要介绍了可燃气体传感器的构造和电路，在此基础上设计了一种新的检测器。说明了该报警仪的硬软件构成。在不改变硬联接的情况下，该报警器适用于所有输出标准信号为４～２０ｍＡＤＣ的有害气体变送器。实际运行证明，该报警仪具有可靠、实用、经济等优点，在环境监测等领域有着广泛的应用前景。更多还原

【Abstract】 The artical introduces the structure and the circuit of the combustible gas sensor, designs a new detector and explains the instrument′s hardware and software. Without changing hardware, the appearance is suitiable to all harmful gas transducers that output the standard signal of 4-20 mA DC. Application practices proved that the appearance has the advantages of reliability applicability and economy. Their potential use in environment detection fields is introduced.更多还原