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Cautions for Safe Operation
Handling of the unit
Be careful not to spill water or other liquids on the unit. Be cautious
not to get combustible or metallic material inside the body. If used
with foreign matter inside, the device is liable to fail or to get cause
of fire or electric shock.
•
Remove dust or dirt on the surface of the lens with a blower.
•
Use a dry soft cloth to clean the body. If it is very dirty, use a
cloth dampened with a small quantity of neutral detergent then
wipe dry.
•
Avoid the use of volatile solvents such as thinners, alcohol, ben-
zene and insecticides.
They may damage the surface finish and/or impair the operation
of the device.
Operating and storage location
Avoid viewing a very bright object (such as light fittings) during an
extended period. Avoid operating or storing the unit in the follow-
ing locations.
•
Extremely hot or cold places (operating temperature from -10 °C
to 50 °C, however, we recommend that the unit be used within a
temperature range from 0 °C to 45 °C)
•
Damp or dust place
•
Places exposed to rain
•
Places subject to strong vibration
•
Close to generators of powerful electromagnetic radiation such
as radio or TV transmitters.
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