Battery error message
Battery error message
A battery error message is triggered when the
device starts using its energy reserve.
With the battery error message, a sim-
ple tone will sound every 90 seconds
(see chapter 12 "Alarm and alert tones" on page
56). Proceed as follows:
(1) Press testing/stop button to turn
off the battery error message for 24
hours.
(2) Replace the device.
Contamination message
Contamination message
A contamination message is triggered when the
readjustment of the detection electronics is no
longer possible due to heavy soiling.
With the contamination message, a dou-
ble tone will sound every 90 seconds
(see chapter 12 "Alarm and alert tones" on page
56). Proceed as follows:
(1) Press testing/stop button to turn
off the contamination message for 24
hours.
(2) Replace the device.
Alarm without cause of fire
Alarm without cause of fire
An alarm without fire is triggered under the fol-
lowing circumstances:
•
•
•
•
•
Operating Manual: PX-1 - Smoke Alarm Device
Regular dust formation in
living spaces with textiles prone
to accumulate dust (e.g. carpets,
clothing, blankets and pillows)
Pollen, construction,
sanding or fine dust
Insects or micro-organisms
that have overcome the insect
barriers of the device
Strong cooking, water and/or
frying fumes and room, fragrance
and insect repellent sprays
Extreme temperature fluctuations or
very strong electromagnetic radiation
in close proximity influence the device
Cigarette smoke only triggers
an alarm when it is in
the immediate vicinity and
in higher concentration.
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