how about putting the CO detector in the heater room? Is that too close, and thus give eronious readings? I need to get one and would like to put it in an open air, out of the way place.
On Wed, 13 Jan 2010, Dan Rossi wrote: > So, I just got some battery operated, wirelessly inter connected, > voice announcing, smoke or smoke and Carbon Monoxide detectors. > > I got one combination smoke and C O detector, and two smoke detectors. > The combo unit will go in the basement, and then one smoke detector on the > main floor, and one in the hallway on the second floor. > > You program each one for the location it is in, and then if any one of > them go off, all of them go off and tell you what the danger is, and where > it is. IE, if the unit in the basement activates because of a carbon > monoxide issue,, and it is late at night and we are snug in our beds on > the second floor, all of the units, will alarm, then say, "EVACUATE! > CARBON MONOXIDE IN THE BASEMENT!" > > Since these are battery operated, and wireless, there are no wires to > run. Makes it quite easy to install. Just hang them on the ceiling and > you are good to go. > > Before anyone starts raising your hand and saying that Carbon Monoxide is > heavier than air and thus the detectors should be near the floor, you are > mistaken. I've done a lot of research on this. There are many web sites > that make this invalid claim. But the real science is more convincing. > > Air is made of Nitrogen, N2, with an molecular mass of 28. And Oxygen, > O2, with an molecular mass of 32. Carbon Monoxide is made of a Carbon > atom, atomic mass 12, and one Oxygen, atomic mass 16, giving it an > molecular mass of 28, equal to N2, and lighter than Oxygen. Add to that, > the fact that C O is going to be a product of combustion, IE, it will be > warm and thus convect upward, and you get quite a good mix of the air and C O. > > Some manufacturers say to put the Co detector on the wall at eye level, > but that is more for the fact that many CO detectors have visual displays > showing the Parts Per Million of CO in the air, and thus it makes more > sense to put it somewhere where it is more easily seen on a regular basis. > > I thought these were worth mentioning. They're not that cheap, the combo > unit was 70 bucks, and the two pack of smoke detectors was 90 I think. I > got the combo direct from amazon, but the smoke detector twin pack came > from EAccess via amazon. > > -- > Blue skies. > Dan Rossi > Carnegie Mellon University. > E-Mail: [email protected] > Tel: (412) 268-9081 >
