Certification And Operator Approvals - US Robotics USR3520 User Manual

Certification and Operator Approvals

For detailed info about the obtained regulatory certification and operator approvals, please select your
gateway product:

USR3520 3G Americas

USR803520 3G EMEA
Safety warnings
Please read the following guidelines carefully. Not following these guidelines can cause harm to
the gateway, yourself or other persons.
RF EXPOSURE WARNING
A minimum distance of 20cm must be maintained between the user's body and the
device antennas.
General recommendations for use

do not open your product when powered.

do not expose to liquid, moisture or humidity.

do not drop, throw or try to bend your product.

do not paint your product.

do not touch the antenna unnecessarily.
Ambient temperatures
Do not operate your product at ambient temperatures beyond the range of -30 and +70 degrees Celsius
(exception: PoE functionality
make sure that the ambient temperature doesn't exceed the specified temperature limits of the AC
adapter.
In restricted areas, such as dedicated equipment rooms or electrical closets, where the temperature can
exceed 65°C, the temperature of the surface might reach high values and therefore under these
conditions the products need to be protected against accidental contact. We recommend that operators
who plan to use this product at these high temperatures stick a warning sticker, in accordance with IEC
60417-5041 (DB:2002-10), on a visible part of the device, or attach a sticker with the following text:
WARNING
HOT SURFACE
DO NOT TOUCH
Revision: 1.00
is limited to 45°C when using more than 30W). When using an AC adapter
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