目 录第一章.课程设计任务书................................................................................................................. 1 课程设计任务 ............................................................................................................................ 2 课程设计目地 ............................................................................................................................ 3 课程设计要求 ............................................................................................................................ 4 课程设计内容5 课程设计报告要求⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.6 课程设计进度安排⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..7 课程设计考核办法⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.第二章. PLC 地简介 ........................................................................................................................ 2.1 PLC 基本概念 ............................................................................................................ 2.2 PLC 地基本结构 ........................................................................................................ 2.3 PLC 编程语言 ............................................................................................................ 2.4 PLC 地工作原理 ........................................................................................................ 第三章.总体设计方案..................................................................................................................... 4.1 控制要求 ..................................................................................................................... 4.2 设计思路 ..................................................................................................................... 4.3 PLC 外部接线图 ....................................................................................................