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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