Ei Electronics Carbon Monoxide Alarm Ei 205ENA - Manual (Page 27)

Testing with CO : The red light flashes (as per Table B) within 10 seconds of
unit detecting CO.
Initialisation Time : 70 seconds. On power up red and amber lights flash
momentarily to show they are operational.
Operating Temperature : -10°C to 40°C
Humidity Range : 15% to 95% R.H. (non-condensing)
Audible Alarm : 85dB(A) at 3m minimum
Self Diagnostics : Horn beep and amber fault light flashes every 40 seconds if a
sensor fault is found.
Tamperproof : Locking Rivet(s) supplied.
Interconnect : Up to 12, Ei205CEN Alarms can be interconnected, so
(Ei205CEN only) that when one senses CO, all alarm.
CO Alarm Memory: : A unit will indicate if it has been in alarm previously by
(Ei205EN flashing the red light for 2 seconds every 40 seconds
& Ei205CEN only) (2 flashes for 50 ppm CO, 4 flashes for 100 ppm CO and
8 flashes, for 300 ppm CO). When the test button is
pressed the red light flashes as per table B and also
indicates the previous CO alarm level detected. The
memory is cleared by holding down the test button until
the red light stops flashing.
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B15583/R0/204EN&205EN/U&C 8/6/06 1:54 PM Page 27