摘要
研究、应用现场总线技术支持下的PLC控制系统,是目前工厂自动化得以实现的有效途径之一,它是工厂数字通信网络的基础。该文主要阐述PLC专用现场总线、基于Profibus的PLC控制系统以及CAN总线支持下的PLC控制系统,及制造业信息化进程中PLC控制系统的发展方向。
Research and application of field bus technology supported by PLC control system,Factory automation is an effective way to achieve,Digital communications network as the basis for plant.The production process of communication and control field devices and control management with a higher level of contact between.This article focuses on PLC dedicated bus,the PLC control system based on Profibus CAN bus support under the PLC control system,And manufacturing information in the PLC process control system development.
出处
《电脑知识与技术》
2011年第5X期3658-3660,共3页
Computer Knowledge and Technology
关键词
PLC现场总线
通讯协议
技术特点
PLC Field Bus
communication protocol
technical features
