User Manual
U-SYS IAD108 Integrated Access Device
Chapter 2 Installing Hardware
2-2
2.1.2 Requirements for Installation Environment
IAD108 must be installed indoors. No matter it is installed in the
corridor or put on the desktop, the following conditions must be
guaranteed.
z
Make sure that enough spaces are reserved for the inlet
and outlet of IAD108 to facilitate heat dissipation.
z
Make sure that the corridor and the desktop is well
ventilated.
z
The working temperature of IAD108 is -5 to 50 degrees
Celsius, and the environmental humidity is 10%–90%.
2.1.3 Requirements for Electromagnetic
Environment
IAD108 may be influenced by external electromagnetic signals
in radiation mode or conductive mode during its operation. Therefore,
you should pay attention to the points listed in Table 2-2.
Table 2-2
Measures for preventing electromagnetic interference
Item Description
1
AC power receptacles should be monophase three-wire receptacles with
protection grounding (PE). So that the filtration circuit on the equipment
can effectively filter the interference from electricity power supply.
2
The work site of the equipment should be far from powerful radio station,
radar station, or devices with high-frequency or huge-current.
3
If necessary, Electromagnetic masking method can be adopted, such as
adopting making cables for interface cables.
