I can vouch for the max31850K chips for those thermocouples. They work
very well. But many handheld DMMS can handle type K thermocouples directly.
-Pete
On 10/24/18 7:23 PM, Craig Cook via TriEmbed wrote:
>As to why the designer chose that particular part, I can't guess! I can
only imagine that its operating temperature was in the right range for
the application (I suppose the coffee-roasting temperature doesn't
exceed 150 C?) and provided a useful signal when connected as described.
Huh. Thanks for the information. According to this instructable:
https://www.instructables.com/id/Build-a-Controllable-Coffee-Roaster-from-an-Air-Po/#step0
I need a sensor that works between 150 C - 210 C, like this:
https://www.adafruit.com/product/3245
Thanks
Craig
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