IS200BPVCG1BR1 软继电器

1746-OW16
A61L-0001-0093
IC693CHS392
6ES7322-1FH00-0AA0
4WE6E70/HG24N9K4
1794-ADN
1746-C9
1794-ADN
SKM145GB124DN
1734-OB8S
6ES7321-1BH50-0AA0
IC693ACC302
1769-PA4

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描述

输入设备SB1、SB2、FR与PLC内部的“软继电器”X0、X1、X2的“线圈”对应,由输入设备控制相对应的“软继电器”的状态,即通过这些“软继电器”将外部输入设备状态变成PLC内部的状态,这类“软继电器”称为输入继电器;同理,输出设备KM与PLC内部的“软继电器”Y0对应,由“软继电器”Y0状态控制对应的输出设备KM的状态,即通过这些“软继电器”将PLC内部状态输出,以控制外部输出设备,这类“软继电器”称为输出继电器。

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