多串口通信在首秦空压机站的应用

本文以首秦公司动力系统2期集中空压机站3台空压机系统为基础，对不同网络协议之间相互通讯，借以MOXA多串口卡在工控同时与多台PLC下位机系统进行串口通信中的应用，实现数据通讯。

Multiple serial port communication application in shouqin air compressor station

this article with shouqin company power system phase 2 centralized air compressor station 3 sets of air compressor system, on the basis of the mutual communication between different network protocol, so as to MOXA multi-serial port card with many sets of PLC in industrial control at the same time, the application of serial communication, a machine system under the realization of data communication.