This chapter describes the communication protocol of Goodrive35 series VFDs.

The Goodrive35 series VFDs provide RS485 communication interface. It adopts international standard ModBus communication protocol to perform master-slave communication. The user can realize centralized control through PC/PLC, upper control PC, etc. (set the control command, running frequency of the VFD, modify relevant function codes, monitor and control the operating state and fault information of the VFD and so on) to adapt specific application requirements.