Short press the knob to move the flashing cursor to the specific decimal place you want to change (for fast scaling).
The load is drawing more current than the maximum threshold set in the configuration menu. Zk-5kx Manual
For parameters like and OPH , short press the ON/OFF button to toggle the function on or off (the display will show the target value when enabled, or ---- when disabled). Short press the knob to move the flashing
Output limit protection (Adjustment range: 0A–5.1A, default 5.1A). Over-Power Protection Output limit protection (Adjustment range: 0A–5
Press the button briefly to turn the output voltage on or off.
Cycles the top display between Output Voltage (OUT), Input Voltage (IN), and Temperature. U/I Button: Short Press: Enters the Voltage/Current setting interface. Long Press:
Protects the board if the input is wired backward.