Quote:
Originally Posted by peter_4059
Yes - that's what I did - link and diode in LH position and Peltier connections to the COM and NO terminals of the relay. My hysteresis adjustment POT is fully anticlockwise.
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Ok...so you said your temp probe was at the coldest part of the
tip and the controller sensor is in the largest mass part?
Is your peltier cooling the entire back metal (minus fins)?
That's probably quite a larger thermal mass than my present finger
for sure.....
Maybe that's where I'm goin wrong...
Steve