2N Access Unit QR, User Manual, Page: 33 / 128

• Make sure that the plasterboard interior does not show a pressure value significantly different from that of
the room, e.g. that it is not connected with overpressure ventilation. If the difference is too great, separate
the device in terms of pressure (using, e.g., a mounting box) and seal the cable passage.
Flush mounting – into classic bricks, hollow bricks, thermally insulated fronts,
etc.
What you need for mounting:
• 2N Access Unit QR ,
• a properly cut hole as instructed in the box package,
• plaster, mounting glue, mounting foam or mortar as necessary,
• flush mounting box and frame
• for 1-modules: box (Part No. 9155014 ), frame (Part No. 9155011 )
• for 2-modules: box (Part No. 9155015 ), frame (Part No. 9155012 )
• for 3-modules: box (Part No. 9155016 ), frame (Part No. 9155013 )
NOTE
The one-module frame is designed for stand-alone installations of extending modules
such as OUT readers, etc. A 2-module frame is required for the main unit installation.
To install a device 2N Access Unit QR into a wall, mount the flush mounting box first. Then install the device
into it.
Installation
33