18
Model UT511: OPERATING MANUAL
Press
TEST
button to close the insulation resistance
measurement voltage when measurement is
completed.
TEST
button lights off
, disappears.
The LCD shows the current insulation resistance
measurement value.
Press
TIME
button to select timed measurement
mode, the LCD displays
TIME 1
and symbols.
Press , and
STEP
buttons to set the time
(00:05~29:30).
Then press and hold
TEST
button for 1 second to
carry out timed measurement.
TIME 1
and
are
displayed and blinked on the LCD on every 0.5
seconds.
When the set time is reached, the insulation
resistance measurement voltage will be closed and
the measurement will be automatically stopped.
The LCD displays the insulation resistance reading.
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Press
TIME
button to select timed measurement
mode, the LCD displays
TIME 1
and symbols.
Press , and
STEP
buttons to set the time
(00:05~29:30).
Press
TIME
button again.
TIME 2, PI
and symbols
appear on the LCD.
Press , and
STEP
buttons to set the time
(00:10~30:00).
Then press and hold
TEST
button for 1 second to
carry out timed measurement.
TIME 1
and are displayed and blinked on the
LCD on every 0.5 seconds before
TIME 1
set time
is reached.
TIME 2
and are displayed and blinked on the
LCD on every 0.5 seconds before
TIME 2
set time
is reached.
When the two set time are reached, the insulation
resistance measurement voltage will be closed and
the measurement will be automatically stopped.
The LCD displays the polarization index reading.
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