This paper cites an example about the fuzzy control of a rice paste pot using a function block in PLC and gives out the signal structure of FB and some key points.

• 本文给出了一个用下位机PLC中功能块(FB)对糊化锅进行模糊控制的实例,并给出了功能块的信号输入结构图、主要注意点等。