摘要
阐述了可编程控制器PLC在电梯控制中的应用,主要介绍了5层电梯的PLC控制系统总体设计方案、设计过程及组成,列出了具体的主要硬件电路、电梯的控制梯形图,并给出了系统组成框图和程序流程图,在分析、处理逻辑关系的基础上,提出了PLC编程。
The PLC application in the elecator control is expounded.The PLC control system design,process design and compostion of the five-storey elevator are introduced.The specific hardware of the main circuit,the elevator control ladder are listed,and the system components and processes flowcharet diagram are provided.The PLC programming is proposed based on analyzing the logic relation.
出处
《煤炭技术》
CAS
北大核心
2011年第8期53-55,共3页
Coal Technology
关键词
电梯
控制系统
PLC
梯形图
elevator
control system
PLC
trapezoidal chart
