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PLC

于 2007-11-01 发布 文件大小:1564KB
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  一:硬件结构框图 在远程网络温度测控系统的中,硬件电路的核心是欧姆龙CPM2A型号的PLC,主要包括数据采集电路、放大电路、A/DD/A转换电路、控制电路等组成。(1: Hardware block diagram of the temperature on the remote network monitoring and control system, the hardware circuit is the core of CPM2A model Omron PLC, mainly include data acquisition circuit, amplifier circuit, A/DD/A conversion circuit, control circuit and so on.)

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