电梯升降的PLC控制.毕业设计来的。希望对大家有用-PLC control of elevator movements. Graduated from design to. We hope to be useful

基于PLC控制的四层电梯程序 有内选和呼梯功能-PLC-based control procedures within the four-story elevator ladder selection and call functions

介绍利用PLC可编程控制器在升降电梯中的应用,包括电梯逻辑时序控制、通信等功能的实现-Describes the use of elevators PLC programmable controller in the application, including the realization of the elevator logic timing control, communications and other functions

文件有两份电梯设计的毕业论文，使用PLC设计-File has two elevator design graduation thesis, using the PLC design