10. TECHNICAL SPECIFICATION
Power : 3 x AA type batteries (supplied).
CO Sensitivity : Meets BS EN 50291: 2001.
Unit operates as per Table B (on page 8).
Electromagnetic : Complies with BS EN 50270
Compatibility
Test/Hush Button : Checks electronics and horn.
When the unit is alarming, after sensing CO, pressing the test/hush button
will immediately stop the horn (the red light will continue to flash). If CO is
still present the red light and the horn will turn on again after about 4
minutes. The unit can only be silenced once during a CO incident. At 300
ppm CO the unit cannot be silenced. (With interconnected units, the hush
only works on the alarm sensing CO).
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
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