UNI-T UT81C Operating Manual page 11

Model UT81C: OPERATING MANUAL
shock or damages to the Meter.
l
The rotary switch should be placed in the right
position and no any changeover of range shall
be made during measurement is conducted to
prevent damage of the Meter.
l
When the Meter working at an effective voltage
over 60V in DC or 42V rms in AC, special care
should be taken for there is danger of electric
shock.
l
Use the proper terminals, function, and range
for your measurements.
l
Do not use or store the Meter in an environment
of high temperature, humidity, explosive,
inflammable and strong magnetic field. The
performance of the Meter may deteriorate after
dampened.
l
When using the test leads, keep your fingers
behind the finger guards.
l
Disconnect circuit power and discharge all high-
voltage capacitors before testing resistance,
continuity, diodes.
l
Before measuring current, check the Meter's
fuses and turn off power to the circuit before
connecting the Meter to the circuit.
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
When servicing the Meter, use only the same
model number or identical electrical
specifications replacement parts.
l
The internal circuit of the Meter shall not be
altered at will to avoid damage of the Meter and
any accident.
l
Soft cloth and mild detergent should be used to
clean the surface of the Meter when servicing.
No abrasive and solvent should be used to
prevent the surface of the Meter from corrosion,
damage and accident.
l
The Meter is suitable for indoor use.
l
Turn the Meter off when it is not in us e and take
out the battery when not using for a long time.
l
Constantly check the battery as it may leak when
it has been using for some time, replace the
battery as soon as leaking appears. A leaking
battery will damage the Meter.
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