10
Safety instructions
•When working with the battery /rechargeable
battery make certain there is no short circuit on
the contacts. Metallic objects must not come in
contact with the bare contacts.
WARNING severe material damage
•The measurement unit consists of sensitive
optical and electronic precision parts. Prevent it
from being dropped, bumped or shaken!
•Avoid exposure to continuous humidity and
condensation. Avoid splashing with water,
chemicals or other liquids.
•Please use only accessories that are available
for the unit.
•Only devices that meet the requirements for low-
voltage safety may be connected to the USB
interface.
CAUTION material damage
• Do not allow any foreign objects to get into the
measurement opening.
•Do not expose the unit to direct sunlight for
extended periods of time. Do not store it in a hot
or dusty environment. Use the instrument case
for storage.
• Align the protective calibration holder when the
instrument is not in use.