Description : How do you connect thermocouples to an NI USB-6221 board to measure temperature?
Last Answer : answer:It depends on how designed the USB-6221 is to deal directly with thermocouples. Thermocouples output a very small voltage in response to temperature, which could be directly read by the analog input in the 6221, but ... 8 + 9) to each of your analog inputs on the 6221, and you'll be all set.