本文从莱钢轧钢厂中小型车间工艺流程、控制系统配置及通讯等方面介绍了ABB MASTER系统在莱钢轧钢厂中小型车间的应用,并针对系统过载问题,提出了自己的见解。 关键字:ABB Master系统 系统过载 “09”故障 Application and Maintenance of ABB Master System in Rolling Mill automatic control system Ma-jing Li-xiaoguang Ning-wei Meng-bo(Automation Department of Laiwu Iron&Steel Co. Laiwu Shandong 271104)[Abstract] Structure、function and communication of ABB Master system are described in this paper ,and solute system overload “09”fault . [Keywords] ABB Master System System overload “09”fault