Declaration of performance no. 004/2019
http://iuqr.de/0042019
16. Overview of optical and acoustic signals
Operating mode
Visual signal
Audible signal
Meaning
(Flashing)
(Beep tone)
Normal
1 x every 40 seconds
None
Smoke alarm is working
correctly
Test
1 x per second (3 x) /
1 x per second (3 x) / Device being tested
Pause of 1.5 sec.
Pause of 1.5 sec.
Alarm
1 x per second (3 x) /
1 x per second (3 x) / Device has detected
Pause of 1.5 sec
Pause of 1.5 sec
smoke
Alarm muting
1 x every 8 seconds
None
Smoke alarm is
muted
Low battery
1 x every 40 seconds
1 x every 40 seconds Battery is getting
warning message
weak
Muting upon
1 x every 40 seconds
None
Low battery
Low battery
warning message is
warning message
muted.
Sensor
1 x every 40 seconds
1 x every 40 seconds Sensor is not working
error warning
error-free
Error warning buzzer
2 x every 40 seconds
None
Buzzer is not working
error-free
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