Twilight DT4200, Instruction Manual

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Checking the Electric Charge (DT4221, DT4223)
3.8 Checking the Electric Charge
(DT4221, DT4223)
Whether a power line is energized can be checked easily. If the
power line is energized, it is indicated via a buzzer and display.
Use this function for coated power lines. The detection may not
be made depending on the measurement conditions.
WARNING
To avoid electric shock, do not use the instrument
with test leads
fi xed to the lead holders.
• To check the electric charge properly, do not use the instrument
with test leads wrapped around the instrument. The detection
sensitivity of electric charge detection deteriorates.
• Check that the detection function operates normally before
use. (p. 32)
2 2
11
1
Select the measurement
function.
2
Move the instrument
close to the power line.
When the detection level is
exceeded, a buzzer sounds.
Reference detection level
Reference detection level for the
power line
80 V AC to 600 V AC