Uni-T UT512 [5/10] Battery saver sleep mode
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Uni-T UT512 [5/10] Battery saver sleep mode

Uni-T UT512 [5/10] Battery saver sleep mode
Model UT512: OPERATING MANUAL
5
Conforms to Standards of European Union
Battery Saver (Sleep Mode)
The Meter enters the Sleep Mode and blanks the display if there is no button press for 15 minutes. This is done to conserve battery power. The Meter comes out of Sleep
Mode when ON/OFF button is pressed and hold for 1 second.
Battery Indication
There is a battery indicator shows on the display upper left hand corner. Below Table 3 is the explanation:
Table 3. Battery Indication
Battery
Indicator
Battery Voltage
5.9V ~ 10.6V. It means the battery is empty, don’t use the Meter as it
cannot guarantee accuracy.
10.7V ~ 11.1V. It means the battery is nearly empty, replacing battery is
necessary. At this status, the Meter can still do 500V and 1000V output
measurement, accuracy will not be affected.
11.2V ~ 12.2V
12.2V or more
The Meter Structure
Below Figure 1 and Table 4 shows the Meter front structure and description
Figure 1. The Meter Front Structure
Table 4. Meter Front Description
1 LCD 12 Test Button
2
Scroll Button
13 USB Button
3 Emergency Stop 14 Data Store Button.
4 Data Clear the Display Backlight Button 15 Data Recall Button
5
▼
Down Button
16
Scroll Button
6 On/Off Button 17
▲ Up Button
7 Compare Button 18 LINE: High Voltage output input terminal (two plugs red test lead to one
alligator clip)
8 Insulation Resistance Button 19 High voltage line shielding input terminal (two plugs red test lead to one
alligator clip)
9 DC Voltages measurement Button 20 GUIARD: Grounding protection input terminal (one plug black test lead to
one alligator clip)
10 Timer Button. 21 EARTH: High resistance measurement input terminal (one plug green test
lead to one alligator clip)
11 AC Voltages measurement Button 22 Testing leads:
Two plugs red test lead to one alligator clip.
One plug black test lead to one alligator clip.
One plug green test lead to one alligator clip.
Below Figure 2 and Table 5 shows the Meter side structure and description
Figure 2. The Meter Side Structure (Side View)
Table 5. Meter Side Description
1 Safety Shutter
2 Power adaptor Input Terminal
3 USB Port
Display
Table 6 and Figure 3 describe the display.
Figure 3. Display
Table 6. Display Description
Number Meaning Number Meaning
1 Indicator for DC voltage 12 Data recall is on
2 Indicator for data store full 13 Indicator for polarization index
3 Indicator for clearing 14 Unit symbols
4 Indicator for AC voltage 15 The continuity buzzer is on
5 Indicator for timer 16 Compare feature pass
6 Step symbol 17 Analogue bar graph
7 Indicates selected pass/fail compare
value
18 Risk of electric shock
8 Indicates for negative reading 19 Compare feature fail
9 Timer 1 symbol 20 Indicator for power adaptor
10 Timer 2 symbol 21 Battery life indicator
11 Data store is on
Key Functions
Table 7. Key Description
ON/OFF
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.
E-STOP
Emergency stop button. Press this button when the Meter is hang and cannot turn
off the power.
CLEAR /
Press to turn on or off the display backlight
Press and hold to clear the stored data
SAVE
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
Press once to recall the first stored value.

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