中文摘要：

介绍基于PROFIBUS—DP现场总线的S7—300控制器在液压提升机中的应用。详细介绍该系统的硬、软件组成和网络设置。实验结果表明：该系统实现了对液压提升机的网络远程控制，具有控制精度高、性能稳定的优点。

英文摘要：

The application of S7-300 controller based on PROFIBUS-DP in hydraulic hoister was introduced. The system＇s hardware and software components and network settings were introduced. The experimental result shows that the remote network control on hydraulic hoister is realized. The system has the advantages of high control precision and stable performance.