... 0 Hz 3.Accuracy: 0.01Hz 4.Customized frequency converter Kinco frequency converter integrates the characteristics of compact design, easy operation, ... at most), switch among 4 accelerations and decelerations, UP/DOWN function, abrupt stop function and so on.Multi-Funtion Output ... ~10V, 0~20mA, operation key board, RS485 communication UP/DOWN setting and so onMulti-Speed8 inputs terminal can be difined ...