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Safety Instructions
1.
Please read these safety instructions carefully.
2.
Please keep this User Manual for later reference.
3.
Please disconnect this equipment from AC outlet before cleaning. Use a damp
cloth. Don't use liquid or sprayed detergent for cleaning. Use a moist sheet or
cloth for cleaning.
4.
For pluggable equipment, the socket-outlet should be near the equipment and
should be easily accessible.
5.
Protect this equipment from humidity.
6.
Lay this equipment on a reliable surface when installing. A drop or fall could
cause injury.
7.
The openings on the enclosure are for air convection and protecting the equip-
ment from overheating. DO NOT COVER THE OPENINGS.
8.
Make sure the voltage of the power source when connecting the equipment to
the power outlet. The power outlet socket should have ground connection.
9.
Place the power cord such a way that people cannot step on it. Do not place
anything over the power cord.
10.
All cautions and warnings on the equipment should be noted.
11.
If the equipment is not used for long time, disconnect the equipment from mains
to avoid being damaged by transient over-voltage.
12.
Never pour any liquid into ventilation openings; this could cause fire or electrical
shock.
13.
Never open the equipment. For safety reasons, only qualified service personnel
should open the equipment.
14.
If one of the following situations arises, get the equipment checked by service
personnel:
The power cord or plug is damaged
Liquid has penetrated into the equipment
The equipment has been exposed to moisture
The equipment does not work well, or you cannot get it to work according to
the user manual
The equipment has been dropped and damaged
The equipment has obvious signs of breakage
15.
Do not leave this equipment in an environment where the storage temperature
may go below -40 °C (-40 °F) or above 85 °C (185 °F). This could damage the
equipment. the equipment should be in a controlled environment.
16.
Caution: Danger of explosion if battery is incorrectly replaced. Replace only with
the same or equivalent type recommended by the manufacturer, discard used
batteries according to the manufacturer's instructions.
17.
The sound pressure level at the operator's position according to IEC 704-1:1982
is no more than 70 dB (A).
18.
RESTRICTED ACCESS AREA: The equipment should only be installed in a
Restricted Access Area.
19.
DISCLAIMER: This set of instructions is given according to IEC 704-1. Advant-
ech disclaims all responsibility for the accuracy of any statements contained
herein.
20.
The product is to be connected only to PoE networks without routing to the out-
side plant.
21.
The product is intended to be supplied by an Listed power supply or dc ES1,
rated 12Vdc, 5A/12Vdc, 10A/9-36Vdc, 8-2A to match the unit rating, if need fur-
ther assistance, please contact Advantech for further information.
vii
ARK-2250 User Manual
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