S283-K16 ABB

GJR5251600R0202 07AFI91
AHD70C4-44S
3AUA0000040000
1770-kFD
bachmann MX213
直流接触器 PART RO.6702ED584
HCS02.1E-W0070
130D/3BSE003127R1
CI801
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描述

用手动开关暂时代替现场输入信号,以手动方式逐一对PLC输入端子进行检查、验证,PLC输入端子的指示灯点亮,表示正常;反之,应检查接线或者是I/O点坏。
我们可以编写一个小程序,在输出电源良好的情况下,检查所有PLC输出端子指示灯是否全亮。PLC输入端子的指示灯点亮,表示正常。反之,应检查接线或者是I/O点坏。
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