DS2020LPPA340A 电器控制系统

20AD3P4A3AYNNNC0
1747-L541
DSCA41-03
GP070-DN41
XP211
AI830A
AI835A
6ES5943-7UB21
AO820

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描述

PLC控制系统的输入、输出部分和电器控制系统的输入、输出部分基本相同,但控制部分是采用“可编程”的PLC,而不是实际的继电器线路。因此,PLC控制系统可以方便地通过改变用户程序,以实现各种控制功能,从根本上解决了电器控制系统控制电路难以改变的问题。同时,PLC控制系统不仅能实现逻辑运算,还具有数值运算及过程控制等复杂的控制功能。

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