17
1.3 Names and Functions of Parts
⚝ᒁ
4
3
2
1
7
6
5
10
9
8
For more information about other display elements,
see
(p.16).
When the comparator is enabled, the buzzer will
sound when the judgment result (PASS or FAIL) for
which this mark is lit up is encountered.
The auto power save function will activate 30
seconds after this mark starts flashing.
See:
“2.10 Auto power save (power-saving function)”
(p.50)
Lights up when zero adjustment is made during low
resistance measurement.
See:
“2.8 Low Resistance Measurement” (p.40)
Indicates the number of display digits.
See:
“2.5.3 Switching the Number of Display Digits”
(p.32)
Turns on when 1 minute has passed since the start of
insulation resistance measurement. Indicates that the
resistance value on the bottom of the display is a
1-minute value (the measured value 1 minute after
the start of measurement).
See:
“2.5.4 Displaying 1-min. Values” (p.34)
Lights up when the comparator function is enabled.
See:
“2.4 Configuring the Comparator” (p.24)
Turns on when the instrument is set to the 500 V
range or the 1000 V range. Pressing
turns off
the indicator and enables insulation measurement.
Lights up when the criterion for the comparator
function is indicated.
Measured value
or Comparator
reference value
Display
IR4051
IR4052
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