UNI-T UT51-55, Operating Manual

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l
Replace the battery as soon as the battery
indicator
" "
appears. With a low battery,
the Meter might produce false readings
that can lead to electric shock and personal
injury.
l
Turn off the Meter once finished measuring,
fetch out the battery, when the meter will
not be used for long period.
l
Do not operate the Meter under adverse
environmental condition especially humid
area.
l
To avoid damages and dangerous, do not
change the circuit.
l
Periodically wipe the case with a damp
cloth and mild detergent. Do not use
abrasives or solvents.
l
International Electrical Symbols:
Low Battery Earth Ground
Safety Rules
Double Insulated
AC
Diode
Dangerous Voltages
DC
Buzzer
Fuse
l
Make sure to use new fuses with proper
rating in stead of bad fuses .
l
To avoid electric shock or damages, do
not apply more than 1000V between the
"
COM
"
terminals and
" "
earth ground.
l
Use caution when working with Voltages
above 60V (DC) or 30Vrms (AC). These
Voltages pose shock hazard.
l The Meter is suitable for indoor use only.
Model UT51-55: OPERATING MANUAL
3