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press “start/stop” button, "discharge" indicator lights (if the stored
electricity of tested object is little, the "discharge" indicator does not
light), after discharge, "discharge" indicator goes out, and then
convert the test clip for re-test.
3) Charge
Connect to AC220V power supply, "charging" indicator lights
indicating the rechargeable battery is charging. If rechargeable
battery’s power is sufficient, "full" indicator will light. When using AC
power to test, the instrument also can charge up the battery.
(Instrument equipped with charging protection circuit will not
produce overcharging phenomenon.)
2. Test line connection method
Well connect terminal I +, V +, V-, I- to the tested target as the
wiring method in picture 2. The connection method can eliminate
the effect of contact resistance and line resistance on the
measurements.
Picture 2 wiring
Instrument Host
Tested
target RX
