摘要
介绍了通过使用CP341实现S7-300 PLC与多台XK-2000动态称重显示控制器之间的Modbus ASCII通信,重点阐述了PLC的通信网络配置和仪表通信协议的编写实现等关键问题。
This page introduces the Modbus ASCII communication between S7- 300 PLC and more XK- 2000 dynamic weighing intelligent instrument by using CP341,emphatically expounds more important problems such as PLC communication network configuration and instrument communication protocol programming etc..
出处
《工业仪表与自动化装置》
2015年第6期105-108,共4页
Industrial Instrumentation & Automation
