摘要
PLC控制系统设计的核心问题是程序设计。本文介绍了PLC梯形图设计前必须的准备工作以及PLC梯形图设计中的基本规律和关键技术。
The program design is the heart of PLC control system designing. This paper introduces not only necessary preparations prior to PLC program designing. but also the basic regularities and keytechnologies in the design of PLC stair-form chart.
出处
《长春工程学院学报（自然科学版）》
2000年第0期30-32,共3页
Journal of Changchun Institute of Technology：Natural Sciences Edition
关键词
PLC
编程技术
梯形图
PLC
technology of program designing
stair-form chart
