User Manual

UT108/109 OPERATING MANUAL
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4. Connect the test leads across with the object being measured.
The measured value shows on the display.
Note
● If the value of current to be measured is unknown, use the maximum measurement
position 10A terminal, and reduce the range step by step until a satisfactory reading is
obtained.
● When current measurement has been completed, disconnect the connection between
the testing leads and the circuit under test.
● When measuring 5A~10A: for continuous measurement ≤10 seconds and interval
time between 2 measurement greater than 15 minutes.