janitza UMG 103-CBM, Руководство пользователя и технические данные

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51
INFORMATION
Material damage due to improper care and clean-
ing of the device.
The use of water or other solvents, such as dena-
tured alcohol, acids, acidic agents for the front foil
can damage or destroy the device during cleaning.
Water can, for example, penetrate into the device
housing and destroy the device.
· Clean the device and the front panel foil with a
soft cloth.
· Use a cloth moistened with clear water for
heavy soiling.
· Clean the front foil,
for example to remove fingerprints, with a spe-
cial LCD cleaner and a lint-free cloth.
· Do not use acids or acidic agents to clean the
devices.
11. Service and maintenance
Prior to outbound delivery, the device is subjected
to various safety tests and is marked with a seal.
If a device is opened, the safety tests must be re-
peated. A warranty is only assumed for unopened
devices.
11.1 Repair and calibration
Repair and calibration of the device must only be
carried out by the manufacturer or an accredited
laboratory! The manufacturer recommends cali-
brating the device every 5 years!
11.2 Front panel foil
Please note the following for the care and cleaning
of the front panel foil and the device:
WARNING
Warning of unauthorized tampering or improper
use of the device.
Opening, dismantling or unauthorized manipulation
of the device which goes beyond the mechanical,
electrical or other operating limits indicated can
lead to material damage or injury, up to and includ-
ing death.
· Only electrically qualified personnel are
permitted to work on the devices and their
components, assemblies, systems and cur-
rent circuits!
· Always use your device or component only
in the manner described in the associated
documentation.
· In the event of visible damage, or for the
purpose of repair and calibration, return the
device to the manufacturer!
11.3 Service
For questions not answered or described in this
manual, please contact the manufacturer. Please
be certain to have the following information ready
to answer any questions:
·Device designation (see rating plate)
·Serial number (see rating plate)
·Software release (see system display)
·Measured voltage and supply voltage
·An exact error description.
11.4 Battery
The internal clock is powered by the supply volt-
age.
If the supply voltage fails, the clock is supplied
by the battery. The clock provides date and time
information for records, min and max values and
events, for example.
The life expectancy of the battery is at
least 5 years at a storage temperature
of +45° C. The typical life expectancy of the
battery is 8 to 10 years.
The battery (type BR 1632, 3 V) is soldered in. To
replace the battery, the device must be sent to the
manufacturer.
11.5 Device adjustment
The manufacturer adjusts the devices before
delivery. No readjustment is required when the
environmental conditions are complied with.