Amprobe AM-420 사용자 설명서 - 페이지 11
{카테고리_이름} Amprobe AM-420에 대한 사용자 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Amprobe AM-420 16 페이지. Digital multimeter
Measuring DC Current
X�
To avoid personal injury or
damage to the Meter:
1. Do not attempt to make an
in-circuit current measurement
when the open-circuit
potential to earth ground
exceeding 250V.
2. Switch to proper function and
range for your measurement.
3. Do not place the test probe in
parallel with a circuit when the
test leads are connected to the
current terminals.
4. Connect the test leads to the
circuit before powering the
circuit under test.
5. After measurement, switching
OFF the circuit's power before
removing test leads from the
circuit.
Measuring Resistance
X�
Disconnect circuit power and
discharge all high-voltage
capacitors before testing
resistance.
7