Duet 3 Toolboard Temp sensor options
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Will there be any provision for PT100 or K type sensor inputs?
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according to this, no.
https://duet3d.dozuki.com/Wiki/Duet_3_Tool_Boardbut you can use pt1000 which work quite well.
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We considered various options, but the chips to read PT100 and thermocouple sensors are quite expensive, and we want to keep the price of the tool board as low as we reasonably can. PT1000 sensors are now readily available.