Aktakom ATK-2021B 사용자 설명서 - 페이지 8

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3. Operation Instructions

WARNING : Make sure that all the test leads are disconnected from the meter's

terminals for current measurement.

3.1.1 DC Current

a. Set the rotary switch at 40A or 200A and move the sliding switch to DC

b. Push the zero button to adjust the reading to zero.

c. Press the trigger to open the jaw and fully enclose the conductor to be

measured. No air gap is allowed between the two half jaws.

d. Read the measured value from the LCD display.