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PLC可編程控制器

PLC控制系統設計舉例（IO地址分配、接線圖、梯形圖）

發布日期：2022-04-22 點擊率：20

    試用PLC設計的控制程序。

    I/O信號的地址分配表、PLC現場器件實際接線圖以及梯形圖如下圖所示。1KM控制1M啟動，2KM控制2M啟動。

    現場器件與PLC內部繼電器對照表

    PLC與現場器件的接線圖：

    梯形圖為：


指令程序為：

LD   450

AND  430

OR   400

ANI  404

OUT  430

LDI  402

AND  430

OUT  450

K    10

LD   401

OR   431

AND  430

ANI  403

ANI  402

OUT  431

 

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