AT680 Leakage Current/IR Meter user’s Manual
18
1
．
The
negative terminal output high voltage, the piece should be linked in the
discharge state to avoid being electric shock.
2. Warning
：
Such as capacitor which has nonpolarity should be linked in the correct
way , or it is dangerous for the human being.
3
．
Recommend
：
Device discharges build in the machine.
．
4 Ensure that the operating environment meets the requirements.
3.4.2 Voltage
Voltage Input box accepts entry of a test voltage between 1.0 and 650 VDC.
<100V in 0.1V intervals,
100V in 1V intervals.
Discharge State
1. Press Voltage key, a cursor flashed at 3
rd
line on the
VFD.
2. Press Numeric Key Enter value.
．
3 Press Enter to finish input, the Value will save in
Flashrom and back to Discharge State.
Press Esc key to cancel input and back to Discharge
State.
3.4.3 Range
In the auto range state
，
AT680 choose the right range
as illustrated in table 3-1.
Table 3-1
Range changes process
NO.
lifting range
Lower range
1
2mA
200
A
20
A
2
A
200nA
20nA
1.8mA
180
A
18
A
1.8
A
180nA
18nA
2
3
4
5
6
7
If you don’t choose the fit range, you wouldn’t get the result in the standard accuracy.
If you don’t know the measured range ,you use the auto range to meansure.Press the