It's the plain truth. It's a (tiny) primary cell that operates at >600F and generates approaching a volt when there's oxygen on one side of its membrane and not on the other side. It's of no practical use to power anything, but it makes a lovely detector. Yrs, d On Fri, Apr 17, 2020 at 9:01 AM ddbjorkman@verizon.net < ddbjorkman@verizon.net> wrote: > David, I really like that oxygen battery description of what the O2 sensor > system does. I have a "working knowledge" of the sensor, but between > Dennis's description and yours, I have a much more graphic idea of how that > works. > > Dave B. > > > -----Original Message----- > From: David Beierl <dbeierl@GMAIL.COM> > To: vanagon@GERRY.VANAGON.COM > Sent: Thu, Apr 16, 2020 6:38 pm > Subject: Re: AFM failure > > > > > The sensor is a bit of magic and should probably be called an oxygen > > deficiency sensor! This thought is based on the voltage being produced by > > the difference in the O2 level in the exhaust and atmosphere. > > > It's literally an oxygen battery. > > Yrs, > > d > > > > > > |
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