S7系列PLC电气控制设计与应用第12讲PROFIBUS在化工厂仪表工程中的应用（二）

摘要

与其他现场总线相比，PROFIBUS的最大优点在于具有稳定的国际标准作为保证，并经实际应用验证具有普遍性。本文介绍了PROFIBUS在化工厂仪表工程中的应用。%Compared with the other fieldbuses, the biggest advantage of PROFIBUS is that it has a stable international standard as a guarantee, and has the practical application of verification universal. This article describes the application of PROFIBUS in the chemical instrumentation engineering.