Page 7 - 可编程控制器设计原理
P. 7
目录 CONTENTS
第一章 西门子 PLC 概览与发展···························································· 1
第一节 PLC 的历史与发展 ····························································· 1
第二节 西门子 PLC 的产品线与特点 ···············································16
第二章 西门子 PLC 硬件架构与选型·····················································37
第一节 硬件组成要素 ··································································37
第二节 选型指南 ········································································66
第三章 S7-200 PLC 软件的安装与使用及内部元器件 ······························79
第一节 软件安装与使用 ·······························································79
第二节 内部元器件 ·····································································96
第四章 PLC 基本控制指令 ······························································· 107
第一节 基本逻辑指令 ································································ 107
第二节 梯形图和指令列表 ·························································· 116
第三节 定时器和计数器 ····························································· 120
第四节 程序控制指令 ································································ 131
第五节 多台电机的启动控制 ······················································· 137
第五章 自动往返送料小车控制：S7-200 的 SCR 指令 ··························· 141
第一节 SCR 指令基础 ································································ 141
第二节 编写自动送料小车的控制程序 ··········································· 142
第三节 序列编程方法 ································································ 155
