%&'"()*+,,-,,.".
When using either WiFi or Bluetooth functionality, try to make sure that the
installation lets a free view of this side of the unit. The “UP” mark shows the
side that must be upwards, and the front should also not be in contact or very
close of metallic surfaces.
3.3.2 Rear back cover options
There are 3 possible options for the rear back cover, depending on the IP
requirements.
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