DMM thermocouple cant reach alternator.
My Sears clamp on Digital MultiMeter Model # 82369, came with a temperature probe. It is too short to reach my alternator, unless I were to close dog house cover over it. I fear damaging it or gett...
Forum Discussion
Two dis-similar metal wires (Type K so chromel and Alumel) twisted together generate a millivolts that is some what proportional to temperature change. That is why when you extend with copper wire, you create another thermocouple junction and it is adding to or taking away from the total Mv reading.
