西门子224xp在称重配料工程领域的应用实例

The application examples of 224XP in weighing ingredients in the field of engineering

该文是配料系统使用小型PLC-CPU224XP的电气控制工程实例,在文章中作者首先对S7-200PLC以及配料系统作概述性介绍,列出PLC的选型及硬件组成,绘制了配料系统的工艺流程图。最后作者介绍了该工程的PLC程序设计等,将应用S7-200PLC来做模拟量数据输入、处理、输出的工程实例的电气电气设计构思及实践完整的展现给读者。

This paper is the electrical control engineering batching system using small PLC-CPU224XP, the author of the first S7-200 PLC and batching system as an introduction, list selection and hardware components of PLC, drawing the process flow diagram of batching system. Finally, the author introduces the PLC program design of the project, the application of S7-200PLC to do analog data input, processing, output of the electrical and electrical design of the project concept and practice complete show to readers.