S500-H11+S500-AL ABB

ABB 127KVAR 480V 50HZ CLMD83
ABB ACS550-01-015A-4 7.5/5.5KW
ABB 261GS-UKBNT1
ABB S2N160-R180-3PF FC 80A
ABB S2N160-R180-3PF FC 125A
ABB A80-30-11-220V-80A
ABB A80-30-11-220V-63A

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Description

PLC控制着一个复杂系统,所能看到的是上下两排错开的输入输出继电器接线端子、对应的指示灯及PLC编号,就像一块有数十只脚的集成电路。任何一个人如果不看原理图来检修故障设备,会束手无策,查找故障的速度会特别慢。


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