P0400VP FOXBORO 特殊存储器 _ 山西润盛自动化

P0400VP FOXBORO 特殊存储器

P0400VR – FOXBORO
P0400VT – FOXBORO
P0400VU – FOXBORO
P0400YC – FOXBORO
P0400YD – FOXBORO
P0400YE – FOXBORO
P0400YE0K – FOXBORO
P0400YG – FOXBORO
P0400YL – FOXBORO
P0400YR – FOXBORO
P0400YV – FOXBORO
P0400ZA – FOXBORO
P0400ZC – FOXBORO
P0400ZE – FOXBORO
P0400ZG – FOXBORO

Description

用普通的方法对它们编程时，需要熟悉有关的特殊存储器的意义，在编程时对它们赋值，运行时通过访问它们来实现对应的功能。这些程序往往还与中断有关，编程的过程既繁琐又容易出错，阻碍了PLC的进一步推广应用。PLC的发展必然朝着操作简化对复杂任务的编程

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