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I can vouch for the max31850K chips for those thermocouples. They
work very well. But many handheld DMMS can handle type K
thermocouples directly. <br>
<br>
-Pete<br>
<br>
<div class="moz-cite-prefix">On 10/24/18 7:23 PM, Craig Cook via
TriEmbed wrote:<br>
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cite="mid:269179240.1425162.1540423395164@mail.yahoo.com">
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<div>>As to why the designer chose that particular part, I
can't guess! I can <br>
<div dir="ltr">only imagine that its operating temperature was
in the right range for <br>
</div>
<div dir="ltr">the application (I suppose the coffee-roasting
temperature doesn't <br>
</div>
<div dir="ltr">exceed 150 C?) and provided a useful signal
when connected as described.<br>
</div>
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<div><br>
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<div><br>
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<div>Huh. Thanks for the information. According to this
instructable: <a
href="https://www.instructables.com/id/Build-a-Controllable-Coffee-Roaster-from-an-Air-Po/#step0"
rel="nofollow" target="_blank" moz-do-not-send="true">https://www.instructables.com/id/Build-a-Controllable-Coffee-Roaster-from-an-Air-Po/#step0</a></div>
<div><br>
</div>
<div>I need a sensor that works between 150 C - 210 C, like
this: <a href="https://www.adafruit.com/product/3245"
rel="nofollow" target="_blank" moz-do-not-send="true">https://www.adafruit.com/product/3245</a></div>
<div><br>
</div>
<div>Thanks</div>
<div><br>
</div>
<div>Craig</div>
</div>
</div>
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