基于电话网的PLC与计算机的远程通信

PLC and Computer Long-Distance Correspondence Based on Telephone Network

利用电话网,实现控制中心PC对现场PLC的远程监控。该系统在南昌钢铁公司已得到实际应用。其投资少,控制稳定,具有较好的推广价值。

Using the telephone network, the remote monitoring to local PLC by the control center PC was implemented. The application of this system in the Nanchang Iron and Steel Company proved that this system with features of less investment, stable control has better promotion value.