Application of Communication Technology Based on Siemens PLC and Danfoss Inverter in Frequency Conversion Drive Control System of Paper Machines
This paper introduces the application of communication technology based on Siemens S7-300 PLC and the Danfoss inverter in the frequency conversion drive control system of paper machines.The CP340 communication module of PLC communicates with frequency converter through RS485 interface to form the control network.The whole system features high control precision,good real-time performance and application effect.
paper machinefrequency converterPLCRS485 serial communication
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