Profibus-DP总线与Modbus总线通讯控制系统设计与实现  

Design and Implementation of PROFIBUS-DP Bus and MODBUS Bus Communication Control System

作　　者：刘大千[1] 杨斌[1] 孙德辉[1] 

机构地区：[1]北方工业大学自动化系,北京100144

出　　处：《自动化技术与应用》2013年第12期110-113,共4页Techniques of Automation and Applications

摘　　要：该文详细介绍了基于PROFIBUS-DP总线与MODBUS-RTU总线的PLC通讯控制,设计了单变量PID通讯控制系统,两种总线通过网关进行数据交换,共同完成液位调节,得到理想的控制效果。实验结果表明通讯控制系统可行,同时也为相关技术人员提供参考。This paper details the PLC communication control based on the PROFIBUS-DP bus with MODBUS-RTU bus, designs a single variable PID communication control system, two bus exchange data through the gateway together to complete the level adjustment, ideal control effect is achieved. The experimental results show that the communication control system is feasible, and also provide a reference for the relevant technical staff.

关 键 词：OPC协议 MODBUS协议 PROFIBUS协议 

分 类 号：TP336[自动化与计算机技术—计算机系统结构]