UNI-T UT203 Operating Manual page 17

Number Symbol
AC
1
DC
2
3
4
5
6
%
7
8
9
Meaning
Indicator for AC voltage or current
Indicator for DC voltage
The battery is low.
Warning: To avoid false readings, which could lead to
possible electric shock or personal injury, replace the
battery as soon as the battery indicator appears.
The Meter is in the auto range mode in which the Meter
automatically selects the range with the best resolution.
Test of diode
The continuity buzzer is on
Indicator for Duty.
Data hold is active
Indicator for REL mode
16
Model UT203/204: OPERATING MANUAL