14
Model UT512: OPERATING MANUAL
Table 7. Key Description
Turn on or off the Meter. Press and
hold the button for 1 second to turn the
Meter on. Press again to turn off the
Meter.
The Meter default range is 500V
insulation resistance continuous
measurement when turning on.
Emergency stop button. Press this
button when the Meter is hang and
cannot turn off the power.
Press to turn on or off the display
backlight
Press and hold to clear the stored data
Press to store the current measurement
value. The maximum number of stored
reading is 18. When the stored readings
memory is full, the Meter shows FULL
and stop storing. Press and hold
CLEAR /
to clear the stored value
in order to store the next measurement
value.
LOAD
Key Functions
ON/OFF
E-STOP
CLEAR /
SAVE
Press once to recall the first stored
value.
Press again to exit Load feature.
Load feature can only be used when
there is no high voltage output.
When the insulation resistance
measurement has no testing voltage
output, press to select one voltage
range up.
Under load mode: press to recall the
previous stored value.
When the insulation resistance
measurement has no testing voltage
output, press to select one voltage
range down.
Under load mode: press to recall the
next stored value.
