摘要................................................................................................................................................5
目录................................................................................................................................................5
........................................................................................................................................................6
第一章 绪论...................................................................................................................................1
第二章 PLC简介............................................................................................................................2
2.1 PLC的由来.......................................................................................................................2
2.2 PLC的定义.......................................................................................................................2
2.3 PLC的构成.......................................................................................................................3
2.4 PLC的各组成元素的构成及功能...................................................................................3
2.5 PLC工作原理...................................................................................................................5
第三章 控制系统的硬件设计.......................................................................................................6
3.1 PLC控制系统I/O口的估算..............................................................................................7
3.2 PLC模块及扩展模块.......................................................................................................7
第四章. PLC音乐喷水池软件系统...............................................................................................8
4.1 实施步骤..........................................................................................................................9
4.2小型音乐喷泉自动控制系统............................................................................................9
4.3方案设计.........................................................................................................................10
第四章 程序调试与运行.............................................................................................................18
4.1实验台接线图.................................................................................................................18
4.2 PLC和音乐喷水池接线图.............................................................................................19
4.3 程序运行监视图...........................................................................................................20
4.4 程序运行状态................................................................................................................21
4.5 程序调试.......................................................................................................................21
第五章 总结.................................................................................................................................23
第六章 参考文献.........................................................................................................................24