YOKOGAWA HANDY CAL CA51, Руководство пользователя

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3-2
IM CA71-E
3. Before Starting Source/Measurement
●
Before cleaning the instrument’s case or operation panel disconnect
the power cord plug from the wall outlet if you are using an AC adapter.
Use a soft, clean cloth soaked in water and tightly squeezed to gently
wipe the outer surfaces of the instrument. Ingress of water into the
instrument can result in malfunction.
●
If you are using an AC adapter with the instrument and will not use the
instrument for a prolonged period, disconnect the power cord plug from
the wall outlet.
●
For handling precautions regarding the batteries, see “Installing or Re-
placing the Batteries” on page 3-3.
●
Never use the instrument with the cover of the battery holder opened.
■
Environmental Requirements
Use the instrument in locations that meet the following environmental
requirements:
• Ambient temperature and humidity
Ambient temperature range: 0 to 50
°
C
Ambient humidity range: 20 to 80% RH. Use the instrument
under non-condensing condition.
• Flat and level locations
Do not use the instrument in locations that are:
•
exposed to direct sunlight or close to any heat source;
• exposed to frequent mechanical vibration;
• close to any noise source, such as high-voltage equipment or mo-
tive power sources;
• close to any source of intensive electric or electromagnetic fields;
• exposed to large amounts of greasy fumes, hot steam, dust or cor-
rosive gases;
• unstable; or
• exposed to a risk of explosion due to the presence of flammable
gases.