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Scott Cherf wrote: > At 3:57 AM 9/28/95, Sten Meyer wrote: > > >Have anyone though about lambda cells? They are used in car engines to measure > >the FO2 in the exhaust to optimise the mix for the catalythic converter. > > Thought about yes, researched no. Near as I can tell, they're about the > same price as the cells sold for the portable O2 analyzers, and in some cases > they're much more expensive, for instance the lambda sensor for a bosch > controlled 928 (porsche) runs over $190 US. The kicker is that I *think* > they're the same technology, although auto manufacturers claim thay have > a 3 year service life. I'd be interested in hearing from anyone that really > has looked at lambda sensors and compared them to the Teledyne etc. > > Scott. FWIW, the $190 price may be for the porsche logo. The Alfa also uses a 3wire lambda sensor (also Bosch Motronic), and it is about the same price; a Ford equivalent sensor is about $30. The 3rd wire is for the heater, but I suspect you already know that. Lawrence -- ------------------------------------------------------------ Lawrence Leong Barcodes Manufacturing HP Singapore e-mail: Lawrence LEONG/hpsgit or lawrence@hp*.sg*.hp*.co* Voice +65-279-2732 / HP Telnet 520-2732 / Fax +65-272-4051
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