基于PROFIBUS-MODBUS总线桥的电力监控系统  

Application of PROFIBUS-MODBUS Bus Bridge in the Power Monitoring and Control System

作　　者：史丽萍[1] 王利华[1] 

机构地区：[1]中国矿业大学信息与电气工程学院

出　　处：《可编程控制器与工厂自动化（PLC FA）》2011年第2期63-67,共5页Programmable controller & Factory Automation(PLC & FA)

摘　　要：简述了PROFIBUS-MODBUS总线桥的应用背景,介绍了其工作原理;根据工业控制领域常用的MODBUS功能码,结合电力监控系统的特点,选择合适的功能码;以一个实例说明了怎样将电力监控模块EDA9033D接入S7-300PLC控制系统中,并通过软件实现远程监控。The application background of the PROFIBUS-MODBUS bus bridge is described, and its working principle is introduced; According to the MODBUS function code commonly used in industrial control field and the characteristics of power monitoring and control system, the appropriate function codes are selected; By an example of how to connect the electric Module EDA9033D into S7-300PLC control system, SCADA are realized through software methord.

关 键 词：PB—B—MODBUS总线桥 功能码 远程监控 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]