Uni-T UT55 [3/20] The meter is suitable for indoor use only

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

Diode

Dangerous Voltages

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