IC660BBD120 GE

1785-L20E
19047-01-01
6SE7041-8EK85-0HA0
IS220PRTDH1A
IS220PAICH1A
6au1445-0aa00-0aa0
DST1402P
1756-EN2TD
1756-EN2TC
6ES7414-4HM14-0AB0
MV156-MNET

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描述

梯形图是使用得最多的PLC的编程语言,其电路符号和表达方式与继电器电路原理图相似,梯形图语言形象直观,易学易懂,熟悉继电器电路图的电气技术人员只需花几天时间就可以熟悉梯形图语言,并用来编制用户程序。

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