4
Operating and alarm signals
General
Acoustic signal
Loud intermittent
signal 85 dB (A)
8 short signals
in 60-sec. cycle
2 short signals
in 60-sec. cycle
1-sec. continuous
signal 73 dB (A)
1-sec. continuous
signal 73 dB (A)
Please note that the fault and battery change signals emitted by the
light ring are different to those on a Smoke alarm device Dual/VdS
that is powered by batteries only (see also "Installation and User
Manual - Smoke alarm device Dual/VdS", Section 4).
Light ring
Flashes rapidly
-
-
Continuously on
(previous event
was an alarm)
Flashes rapidly
(previous event
was not an alarm)
Meaning
Local alarm -
smoke or heat
Fault/soiling -
cannot be deactivated
Battery change due
(local)
Function test (local),
triggered by pressing
the function button
for at least 4 s
Function test (local),
triggered by pressing
the function button
for at least 4 s
17