Hi Wouter,

Check out:

http://www.figarosensor.com

I've used them in the past.  Good products, good service, but they are a
bit pricey.

Bill

-----Original Message-----
From: pic microcontroller discussion list
[mailto:PICLIST@MITVMA.MIT.EDU] On Behalf Of Wouter van Ooijen
Sent: Monday, February 09, 2004 10:14 AM
To: PICLIST@MITVMA.MIT.EDU
Subject: [EE:] CO2 sensor


Can anyone suggest a good CO2 sensor, accuracy at 1000ppm must be better
than 10% after 1 year. Intended use is in a greenhouse to control the
inflow of heater exhaust gasses.

Wouter van Ooijen

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