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Signalling
Muting an alarm
In the event of a CO concentration < 150 ppm, the alarm can be muted for
a short time.
► Press the "Test / Silence" button.
Ö The alarm goes on mute for 10 minutes; the following appears in the
display:
Ö The "ALARM" LED continues to flash.
► Observe behaviour in event of alarm.
If the concentration remains above 35 ppm after 10 minutes,
i
the alarm sounds again. It is then not possible to mute the alarm
again.
60000135 · en · V1.1 · 02/2025
: 4x alarm sound and 5 s break, on an
alternating basis
LED "POWER": flashes approx. every 40 s
LED "FAULT": off
LED "ALARM": 4x flashing and 5 s break, on
an alternating basis
Status signals
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