GVC736CE101 ABB

1C31222G01
6SN1123-1AB00-0HA2
CC-PCNT01
ENRZ-TU013-S
1769-L30ER
6AV6647-0AE11-3AX0
A06B-0268-B605
1756-EN2TR
MSK040C-0600-NN-M1-UG1-NNNN
ALP111-S00
1756-EN2TR

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描述

现在工业上经常使用的PLC种类繁多,对于低端的PLC而言,梯形图指令大同小异,对于中高端机,如S7-300,许多程序是用语言表编的。实用的梯形图必须有中文符号注解,否则阅读很困难,看梯形图前如能大概了解设备工艺或操作过程,看起来比较容易。

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