介绍了DF4D型机车运行数据采集诊断及信息提示装置。该装置能够准确地采集机车运行中的各种数据信息 ,并能根据信息的不同条件 ,进行行车提示、故障预警、故障报警和故障诊断 ,能有效地确保行车安全和防止机车机破故障的发生。同时 ,机车各种工况运行信息 ,全部被记录下来 ,为机车维修提供了科学依据。 The DF4D locomotive running data acquisition diagnosis and information prompting device are introduced. The device can accurately collect all kinds of data and information of locomotive running, and can according to the different conditions of the information, it can provide traffic prompt, fault warning, fault alarm and fault diagnosis, which can effectively ensure traffic safety and prevent machine breakage failure from happening. . At the same time, locomotive running conditions of various conditions, all were recorded, providing a scientific basis for locomotive maintenance.