This paper presents a substation automation system based on Fieldbus where PLC is used as the control unit.

本文提出了一个构建在现场总线网络之上，采用PLC作为控制单元的变电站自动化系统的实现方案。

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A universal measurement and control equipment for automatic system of the substation is introduced. The realization of the PLC module in the CPU master module is presented emphatically.

介绍了一种用于变电站自动化系统中的通用测控装置，重点介绍了CPU主模板中PLC模块的实现。

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