US Robotics USR3520 User Manual page 103

3g m2m cellular gateway
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Explosive atmosphere
Turn off your device in any area with a potentially explosive atmosphere. It is rare, but your device could
generate sparks, which could cause an explosion or fire. Areas with a potentially explosive atmosphere
are not always clearly marked. They include fueling areas (petrol filling stations), below deck on boats,
fuel or chemical transfer or storage facilities and areas where the air contains chemicals or particles,
such as grain, dust, or metal powders. Do not transport or store your product in the compartment of a
vehicle which contains flammable gas, liquid or explosives.
Blasting areas – construction sites
Turn off your product when in a blasting area in order to avoid interfering with two-way radios used in
blasting operations.
Do not use on aircraft
Using a wireless devices on aircraft can cause interference. Do not use it when the plane is on the
ground without permission from the aircraft crew.
Driving
Do not operate your device while driving. Park the vehicle first.
Medical equipment
Do not use near medical equipment, especially life support equipment that might be susceptible to radio
interference.
ESD notice
Electrostatic Discharge (ESD) is caused by a buildup of static electricity and can happen when making
contact with a product. To limit the likelihood of Electrostatic Discharge, it is recommended to:
avoid conditions that result in high static electricity (carpet, cool and dry air,...);
avoid touching any connectors when handling the unit; only touch the casing if possible;
ground yourself prior to handling by touching a large metal object.
In case the product encounters loss of performance after an Electrostatic Discharge, please reset the
device in order to restore it to normal functionality.
Class A device
This is a class A product. In a domestic environment this product may cause radio interference in which
case the user may be required to take adequate measures. The operation of the gateway is restricted for
use in a commercial, industrial or business environment.
Manufacturer's disclaimer statement
The information in this document is subject to change without notice and does not represent a
commitment on the part of the vendor. No warranty or representation, either expressed or implied, is
made with respect to the quality, accuracy, or fitness for any particular purpose of this document. The
manufacturer reserves the right to make changes to the content of this document and/or the products
associated with it at any time without obligation to notify any person or organization of such changes.
Revision: 1.00
Copyright 2015 U.S. Robotics Corporation
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