What thermocouple are you using and what temperature range are you interested in? I suspect you are going to need to amplify the signal before you sample it, in reality you will do that anyway, incorporating some common mode noise rejection.
What thermocouple are you using and what temperature range are you interested in? I suspect you are going to need to amplify the signal before you sample it, in reality you will do that anyway, incorporating some common mode noise rejection.