... system adopts high-performance digital signal processor (DSP) integrated circuit all-digital PSV5060-AC Servo DriverKey Featurses ... interface RS232C;Perfect protection against overload, I2T, over-voltage, over current, overheating, short circuit, circuit interruption ... interface RS232C;Perfect protection against overload, I2T, over-voltage, over current, overheating, short circuit, circuit interruption ...