There are four buttons at the bottom of the screen; their corresponding functions are shown on the lower edge of the screen:
From left to right order of view: Button one:
● Switch the interface.
● Back to the previous level (the multi-level interface).
Button two:
● When < is displayed: Returns to the previous option or interface; moves between choices after entering the interface.
● When + is displayed: Edit the number.
Button three:
● Select the next menu or interface.
● When editing numbers, jump to the next digit.
Button four:
● When ENT is displayed: Press Enter to enter the selected menu.
● When SET is displayed: Press to set the content entered.
● When PAUSE is displayed: Press to pause measurement, Red light will flash.
● When START is displayed: Press to continue measurement and release PAUSE status.
The panel on the meter includes an LCD screen, four buttons, and two LED indicators.
The screen displays one of two interfaces: the output interface (to display measured values) or the input interface(to set system parameters). Use the leftmost button to switch between the two interfaces.
Panel LED lights: STATUS indicates the working status of the instrument. Under normal operation, a bright green light will be displayed. If an error occurs, then a red light will be displayed.
