Digital multimeter
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range when the button is pressed again. The procedure repeats again and again like this in the
same order. Press down the button for more than 2seconds, then exit from manual range and
enter the state of automatic range measurement.
3-4 SELECT: Button switch, it is used to select various measurement functions.
3-5 HOLD: Hold readings. Press the button to lock the displayed value, and press it again to unlock
it.
4. Power function switch.
5. Function selection button.
6. 10A current input jack: Measure the positive input terminal of 10A shift AC/DC current, and insert red
testlead.
7. mA input port: Measure the positive input terminal of AC/DC.
8. COM input port: Measure the negative input terminal, and insert black testlead.
9. input port: Measure the positive input terminal of voltage, frequency, resistance, capacitance,
diode as well as continuity test, and insert red testlead.