摘要
以实际应用程序为例,介绍了三菱PLC与ABB变频器的MODBUS通信,实现了对变频器频率、电流等参数的读取以及对其速度的控制。此外,还简单介绍了PLC中的CRC校验程序。
The MODBUS communication between Mitsubishi PLC and ABB Inverter has been introduced in the text.The frequency and current value of the inverter have been realized to read.The speed has been controlled.Additionally,the CRC checking program of PLC has been briefly put forward.
出处
《锻压装备与制造技术》
2010年第6期63-64,共2页
China Metalforming Equipment & Manufacturing Technology