以可编程继电器ZEN为例解析梯形图入门.pdf

以可编程继电器ZEN为例解析梯形图入门.pdf

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以可编程继电器ZEN为 例解析梯形图入门 目录 前言 ······································································································································· 1 梯形图灵活应用于以下方面 ······························································································ 2 感知、判断、行动············································································································· 3 从序列的基础起步············································································································· 4 ■ 尝试设计简单的电气电路图·················································································· 4 ■ 将该电气电路图改写为继电器序列 ······································································· 5 ■ 用时间图表显示该动作························································································· 5 ■ 制作梯形图··········································································································· 7 序列示例 ································································································································ 8 1―基本电路···················································································································· 8 ■ 时间图表如下所示································································································ 9 ■ 序列如下所示 ······························································································

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