30ppmover120minutes,
50ppm for 60–90minutes,
100ppm for 10–40 minutes,
and 300 ppm for 0–3 minutes.
WhenCOisdetectedandthealarmsounds,theCOconcentrationwillbedisplayedontheLCDandabluebacklightwillbelit.
TheLEDindicatorwillflashredandthealarmwillissue4shortbeeps,repeatingthecycleevery6seconds.
CO Concentration and Symptoms
The table below shows the effects of different levels of CO poisoning on the body:
WARNING
THIS DEVICE IS DESIGNED TO PROTECT INDIVIDUALS FROM ACUTE EFFECTS OF CARBON MONOXIDE EXPOSURE. IT MAY
NOT FULLY SAFEGUARD INDIVIDUALS WITH SPECIFIC MEDICAL CONDITIONS. IF IN DOUBT, CONSULT A MEDICAL
PRACTITIONER.
Low-Battery Warning
Ifthebatteryvoltageislow,theunitwillchirp once andtheLED indicatorwillflashyellowevery60secondstoindicatethe
needfor battery replacement.
Ifyoupressthetestbuttonwhenthereisalowbattery,thelow batterysignalwilltemporarilyceasefor10hours;ifyoupress
thetestbuttonagain,theunitwillenter thetestmodeandthenthestandby mode.
End-of-Life Indication and Hush Control
100
Slight headache, nausea,fatigue(flu-likesymptoms).
Oncethemaximumlifetime(10years)isreached,thealarmwilldeliver3beepsandtheLEDindicatorwillflashyellow3times
200
Dizziness andheadachewithin 2–3hours.
every 60 seconds. This end-of-life signal can be temporarily silenced for 22 hours by pressing the test button.
400
800
Nausea, frontal headache, drowsiness,confusion andrapid heartrate.
Riskto life afterover3hoursofexposure.
Severe headaches, convulsions, vital organ failures. Death possible within 2–3 hours.
Theend-of-lifesilencefeaturecanonlybeusedforatotalof30days.After30days,theend-of-lifesignalcannotbesilenced.
Duringthisend-of-lifehushperiod,youralarmcontinuesmonitoringCOandprovidesprotectionasusual.
Tohelpidentifythedatetoreplacethealarm,writedownthedateoffirstoperationonthededicatedlabelonthesideofthe
alarm.
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