PP865A ABB

3703E
IC670ALG310
DF-150E
RELIANCE-T56S1014A
K-ECA46NTN
SST-PB3-SLC
IISAC01
2711-T6C20L1
2711P-B6M1D
2711P-K6C20A
6ES7148-1CA00-0XB0

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描述

在PLC系统结构不断发展的同时,PLC的编程语言也越来越丰富,功能也不断提高。除了大多数PLC使用的梯形图语言外,为了适应各种控制要求,出现了面向顺序控制的步进编程语言、面向过程控制的流程图语言、与计算机兼容的高级语言(BASIC、C语言等)等。多种编程语言的并存、互补与发展是PLC进步的一种趋势。

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