Originally Posted by rcompart
Temp sensors are not a 0-5v but rather of the RTD or thermocouple variety which neither of these will give you 0-5v like a boost sensor. So it either relies on the resistance of the wire, or it is measuring millivolts of difference for the given temperature.
Oh, they use that kind? eh, yea those could go bad and you wont really know it unless you test for it.
We always use powered sensors for our apps, quicker response.