3HAC025562-001/06 输出电路

6AV3617-1J20-0AX1
IS215VCMIH2B
VT5035-17b
6GK7443-5FX01-0XE0
3HAC021127-001
A350-8001-T922/02
IC693BEM340
TEIP11-PS
IC670ALG320
6AV6643-0AA01-1AX0

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描述

PLC常见的输入元件有按钮、行程开关、接近开关、转换开关、拨码器、各种传感器等，输出设备有继电器、接触器、电磁阀等。正确地连接输入和输出电路，是保证PLC安全可靠工作的前提。所示是与按钮、行程开关、转换开关等主令电器类输入设备的接线示意图。图中的PLC为直流汇点式输入，即所有输入点共用一个公共端COM，同时COM端内带有DC24V电源。若是分组式输入，也可参照下图的方法进行分组连接。

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