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5
Other Functions
5.1 Comparator Function
This function compares the measured value against a preset value and makes a
pass/fail judgment.
The comparator function is limited by the measurement and insulation diagnostic
functions.
Available:
, not available:
–
Measurement functions
Insulation diagnosis
functions
Insulation resistance
measurement
Voltage
measurement
PV insulation resistance
measurement (IR5051 only)
– (no diagnosis function)
–
Timer test
–
Polarization index
– –
Dielectric absorption ratio
– –
Step voltage test
– –
Ramp voltage test
– –
Dielectric discharge
– –
The comparator function operates as follows.
Judgment condition
Result
Display Backlight Beeping
Measured value ≥ reference value
Pass
No change Intermittent
Measured value < reference value
Fail
Lights up in red Continuous
Reference value setting range: 0.1 M
Ω
to 100 G
Ω
/O
Default setting: O
5 Other Functions