Hardware Number of channels 8 per unit Max number of channels 160 (using 20 TC-08s) Conversion time 100 ms per thermocouple channel 100 ms for Cold Junction Compensation Note: CJC can be disabled if all channels are used as voltage channels Temperature accuracy ±(0.2% of reading 0.5 °C) Voltage accuracy ±(0.2% of reading 10 μV) Overvoltage protection ±30 V Maximum common mode voltage ±7.5 V Input impedance 2 MΩ Input voltage range ±70 mV Resolution 20 bits Noise-free resolution 16.25 bits Thermocouple types supported B, E, J, K, N, R, S, T Input connectors Miniature thermocouple