DSQC679 3HAC028357-001 ABB

GJR5250500R0101
GJR5250000R0303
GJR5250000R0252
GJR5250000R0202
GJR5250000R0151
GJR5250000R0101
FPR3600228R1202
FPR360227R1202
FPR3600227R0206

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描述

PLC与电气回路的接口,是通过输入输出部分(I/O)完成的。I/O模块集成了PLC的I/O电路,其输入暂存器反映输入信号状态,输出点反映输出锁存器状态。输入模块将电信号变换成数字信号进入PLC系统,输出模块相反。I/O分为开关量输入(DI),开关量输出(DO),模拟量输入(AI),模拟量输出(AO)等模块。

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