Installation Instructions

6.
Table B: CO Alarm Response
Red Light Display Icon
(before horn sounds)
Display Icon
(after horn sounds)
Horn /
Sounder
CO Gas Level
Approx. 30 ppm
Off* Blank Blank Off
Approx. 70 ppm
1 flash
every 3 secs
on within 60-240 mins
(typ 90 mins)
Approx. 150 ppm
1 flash
every 2 secs
on within 10-50 mins
(typ 30 mins)
Approx. 400 ppm
1 flash
every 1 secs
on within 4-15 mins
(typ 9 mins)
Approx. 750 ppm
1 flash
every 1 secs
on within 3 mins
(typ 2 mins)
* Unless it has alarmed previously (see CO Alarm Memory below) ppm values shown in table are for example purposes only