17
4
Operating and alarm signals
General
Acoustic signal
Light ring
Meaning
Loud intermittent
Flashes rapidly
Local alarm -
signal 85 dB (A)
smoke or heat
8 short signals
-
Fault/soiling -
in 60-sec. cycle
cannot be deactivated
2 short signals
-
Battery change due
in 60-sec. cycle
(local)
1-sec. continuous
Continuously on
Function test (local),
signal 73 dB (A)
(previous event
triggered by pressing
was an alarm)
the function button
for at least 4 s
1-sec. continuous
Flashes rapidly
Function test (local),
signal 73 dB (A)
(previous event
triggered by pressing
was not an alarm)
the function button
for at least 4 s
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).
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