摘要
介绍SIMATIC S7-400H与Bently 3500之间Modbus RTU协议通讯的实现,对系统硬件配置、连接、软件实现进行了描述。
The realization of Modbus RTU Communication Protocol between SIMATIC S7 -400 and Bently 3500 is introduced. The hardware configuration, connection and software programming are described.
出处
《仪表技术》
2008年第11期13-15,共3页
Instrumentation Technology