Ac Current Measurements; Resistance Measurements - PeakTech 3320 Mode D'emploi

3. Remove power from the circuit under test and open the circuit at the
point where you wish to measure current.
4. Touch the black test probe tip to the negative side of the circuit and
touch the red test probe tip to the positive side of the circuit.
5. Apply power to the circuit.
6. Read the current in the display. The display will indicate the
proper decimal point, value and symbol.

5.6. AC Current measurements

Caution:
Do not make current measurements on the 10 A scale for longer than 30
sec. Exceeding 30 sec. may cause damage to the meter and/or the test
leads.
1. Insert the black test lead into the negative COM jack.
2. Set the function switch to the 10 A ~ position and insert the
red test lead into the 10 A jack.
3. Remove power from the circuit under test and open the circuit at the
point where you wish to measure current.
4. Touch the black test probe tip to the negative side of the circuit and
touch the red test probe tip to the positive side of the circuit.
5. Apply power to the circuit.
6. Read the current in the display. The display will indicate the
proper decimal point, value and symbol.

5.7. Resistance measurements

Warning:
To avoid electric shock, disconnect power to the unit under test and
discharge all capacitors before taking any resistance measurements.
Remove the batteries and unplug the line cords.
1. Set the function switch to the "" position.
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