In rooms with beams (e.g.,
wooden beams), the number
and arrangement of the devices
depends on the height of the
joists and the surface formed by
the beams.
4.2 Requirements for the
monitoring area
When selecting the appropriate monitor-
ing area, observe the following:
f Position the device centrally on
the ceiling.
f Keep a minimum distance of 6 m to
a potential fire source.
f Keep a minimum distance of 0.5 m
to surrounding walls, furniture
and lamps.
EN
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Operating Manual: PX-1 - Smoke Alarm Device
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Rooms with straight ceilings
(slope angle < 20°)
1/2
0,5
Fig. 14
Rooms with straight ceilings
Allowed
Not allowed
Note the following for locations in rooms
with straight ceilings:
f Select the highest mounting point on
the ceilings.
f Mount the devices horizontally to
the mounting surface.
1/2
0,5
0,5
43