现场总线PROFIBUS故障因素分析及故障诊断

摘要

This article analyses the causes of failure arise at the fieldbus in application. Moreover, it inquires into the diagnosis the failure of the site through hardware device of information and software functionality ( FB 125 ) to judge the system error.%本文主要针对现场总线PROFIBUS在现场应用中所产生故障的原因进行分析,并通过硬件设备信息及软件功能(FBl25)判断系统中的错误,诊断总线上站点的各种故障来进行探讨.