
Comparator
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4. Press Esc key to exit to DISCHARGE STATE and the setting without being
saved.
4.2.3 How the comparator work
Under TEST STATE, the comparator determines whether the measurement result
(displayed value) is within the upper or lower limits set by the Refer Comparator
Limit key. The comparator function is always ON. The comparison results can be
displayed on the VFD display, can be output to the handler interface, or can be
revealed by the beeper.
Comparator work flow:
Insulation Resistance:
Rx
Rrefer
(Upper
value)
PASS Display
GD
Rx < Rrefer (Upper value)
FAIL
Display NG
Leakage Current:
Ix
Irefer (Lower value)
PASS
Display GD
Ix > Irefer (Low