Re: Macurco CO detectors

[chasbo@xxxxxxxxx]

Yes, I noticed the package labeling.  I called the tech support number
tonight, but they were on central time and closed; hence my post here.

On Mon, 14 Jun 2010 20:36:08 -0400, "ABLE1"
<royboynospam@xxxxxxxxxxxxx> wrote:

>
><chasbo@xxxxxxxxx> wrote in message
>news:26dd16ds5c3rotbfr644d4k31igb7dl0tj@xxxxxxxxxx
>> Local distributor says Macurco no longer manufacturing CM-15A.  New
>> unit is CM-E1.  I breezed through the manual at the distributor's
>> counter looking for a reference to the snap-in battery on the PC
>> board, found nothing about why it was there, its life span, voltage,
>> or part number. Counter person was no help.
>>
>> What purpose does the battery serve, despite a reference to connecting
>> it to a UL listed alarm panel, which would already have a battery
>> backup?
>>
>> Does the battery get charged from the alarm panel's12-VDC?
>>
>> The unit is to be ceiling mounted or wall mounted according to the
>> fine-print instructions, hence high up on the wall.
>>
>> I've always wall-mounted the CM-15A about 5' 10" above the floor, the
>> height at which many of our noses are busy taking in air.
>>
>> In one house I used the 5' 10" height in hallways and other locations
>> where there was "awake" activity, near all sleeping areas, and at a
>> lower level INSIDE all the bedrooms adjacent to the bed, wall mounted
>> between the bed and the bedroom door, in effect bringing the unit
>> closer to their noses.  Though Massachusetts Building Code does not
>> require the detectors to be placed within the bedrooms, this
>> particular customer wanted one in each of six bedrooms.
>>
>> My understanding of CO is that when produced, it is from a hot source,
>> thereby rising upwards, but as it cools it begins to drop, and mix
>> further with the ambient air, and then can flow anywhere within the
>> house predicated on the normal air flow patterns of the house. It
>> therefore seems reasonable that the best height to mount is at the
>> height of the air that we are about to breathe.
>>
>> To exaggerate, it would seem that the best place to mount a CO
>> detector is on my nose, or as close as possible!
>
>
>Macurco now owned by 3M in case you were wondering.
>