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RTU是电力调度自动化系统的一个重要组成部分，担负着整个调度自动化系统的数据采集和遥调遥控命令的接收及发送工作，作用重大，随着计算机技术和单片机控制技术的飞速发展，RTU不论是在系统结构上、还是在整体性能指标及信息规约等各方面都发生了许多变化，RTU从十几年前的以
RTU is an important part of the power dispatching automation system, responsible for the entire dispatching automation system data acquisition and remote control remote command receiving and sending work, the role of major, with the rapid development of computer technology and microcontroller control technology, RTU either In the system structure, or in the overall performance indicators and information protocols, and many other changes have taken place, RTU from more than a decade ago to