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HPC642是一套全微机双调控制器,它基于 ABB 的 MP90计算机系统,该文主要介绍了其硬件回路和功能特点,对其运行维护也作了简单说明。
HPC642 is a set of all-computer dual modulation controller, which is based on ABB’s MP90 computer system. This paper mainly introduces its hardware circuit and its features, and also provides a brief description of its operation and maintenance.