Britax Roundabout 55 Guide D'utilisation page 9

Has a retractor that can be
b
switched to function as an
ALR. Pull the belt all the
way out of the retractor to
set the automatic locking
function.
* To use a child seat with this
type of vehicle seat belt,
you will need to switch to
the ALR mode or use child seat lock-offs.
4. ELR (Emergency Locking Retractor) with a Sliding Latch Plate
Has a latch plate that freely
a
slides along the vehicle
seat belt webbing.
Has a retractor that locks
b
only in an emergency
situation such as sudden
stop or crash.
IMPORTANT: This belt type requires
the use of the lock-offs built into the
seat for rear- and forward-facing installations. See page 14 for information on
using the lock-offs.
Lap Belt
5. ALR (Automatic Locking Retractor)
Has a latch plate that is
a
sewn into the webbing.
Has a retractor that stops the
b
belt from being pulled out
again once the belt webbing
has been pulled out at least
61 cm (24 in.).
Tightens by feeding the
c
belt webbing back into the
retractor.
Vehicle Compatibility
Latch
plate
7