Hioki IR3455, Instruction Manual

Page: 76 / 184

3.2 Measuring Insulation Resistance
70
3.2.2 Ending Measurement
Procedure
1.
Press the key with the test leads
connected to the object under test.
The last measurement is held.
(
lights up.)
2.
Immediately after measurement has
been completed, the discharge circuit in
the instrument automatically discharges
the electric charge remaining in the
object under test.
 See 3.2.4 "Automatic Discharge Function" (page
73).
3.
During discharge, the mark and
key lamp blinks.
The voltage indication shows the progress
of discharge.