Abus FU8350 Manual page 19

Position
The sensor can either be mounted flat on a wall or in a
corner. The following illustrations show the range of the
sensor.
Max. height = 2.40 m
For optimal detection, the sensor should be attached at a
height between 180 cm and 240 cm.
The sensor must NOT be attached in the following
locations:
- Opposite heat sources or windows
- Above heaters
- Next to the floor
Lens
Aperture angle
Max. range = 15 m
19
Monitoring
downwards