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Beschikbare talen
Beschikbare talen
2.6
LCD screen
Indicates CO concentration and alarm status.
If CO concentration overruns 20PPM, the function of temperature display will be disable.
3.
UNDERSTANDING YOUR CO ALARM
3.1
Start up
When first power on, the POWER indicator (green) flashes every second, this is preheated state, 60 seconds later the
POWER indicator (green) flashing every 40 seconds indicates the unit is functioning properly. The LCD displays all
segments 4s and count down. When the countdown is "0", the product goes into normal operation.
3.2
Normal operation
•
The POWER indicator (green) flashing once every 40 seconds.
•
The LCD alternately displays current CO concentration and temperature every 40s.
•
CO concentration display range 0~999PPM.
•
If the CO concentration is under 20PPM, the LCD will display "0PPM".
•
If the CO concentration overruns 999PPM, the LCD will display "999PPM".
•
Temperature display range -9~50°C.
•
If CO concentration overruns 20PPM, the function of temperature display will be disable.
3.3
CO alarm warning
When the device detects a dangerous level of CO, the device will emit a loud alarm pattern. The alarm signal pattern
is 4 beeps followed by 2 seconds of silence. The ALARM indicator (red) will flash the same pattern. This cycle repeats
as long as a dangerous CO condition exists.
Alarm sensitivity setting: Conforms to EN 50291-1:2018
30PPM
: Without alarm before 120 minutes
50PPM
: Alarm between 60 to 90 minutes
100PPM
: Alarm between 10 to 40 minutes
300PPM
: Alarm within 3 minutes
NOTE: Refer to
3.4
CO alarm warning silence
During the device under CO alarm mode, pressing the TEST/SILENCE button, it will be paused alarm sound of the
device about 10 minutes. The ALARM indictor (red) will keep flash as CO alarm mode, it indicates the device is
running into the CO alarm silence mode.
NOTE: The audible alarm signal will reactivate about 10 minutes from the time the TEST/SILENCE button is operated
where the concentration of CO surrounding the alarm remains at 50 PPM or greater.
NOTE: The audible alarm signal cannot to silence if the alarm at concentration above 200 PPM.
"4. WHAT TO DO IF THE ALARM
SOUNDS" when you hear the sounds of the CO alarm warning.
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