Characteristic Output Frequency 0.5~400.0Hz PWN frequency 1.5~15KHz 16-step speed function control setting 16-step external input setting 15 pattern and any V/F pattern Speed command PID loop for system application Provide variety encoder card functions Variety keyboards for option PWN frequency, external analog setting 12bit±10V and 4~20mA Built-in standard RS422/485 communication port, MODBUS RTU protocol V/F…