NI USB-TC01 Temperature Input Device (w/ J-Type Exposed-Junction Thermocouple, 4 S/s, ±73.125 mV)

USB-TC01 w/ J-Type Exposed-Junction Thermocouple

Warm-Up Time

Recommended warm-up time 15 minutes

Input Characteristics

Number of channels: 1

ADC resolution: 20 bits

Input range: ±73.125 mV

Common-mode range, Channel-to-USB ground: ±30 V

Common-mode rejection ratio (0 to 60 Hz), Common-to-USB ground: >145 dB

Noise rejection (50/60 Hz): >80 dB

Temperature measurement ranges: Works over temperature ranges defined by NIST (J, K, R, S, T, N, E, and B thermocouple types; the E type has a maximum limit of 900 °C.)

Conversion time: 250 ms

Sample rate: 4 S/s, maximum, software-timed

Input bandwidth (-3 dB) :1 Hz

Differential input impedance: 20 MΩ between isolated 3.3 V and ground

Input noise: 2 µVpp

Open thermocouple bias voltage: 3.3 V

Cold-junction compensation sensor accuracy, 0 °C to 65 °C: 1.25 °C maximum, 0.6 °C typical

Cold-junction compensation sensor resolution: 0.0625 °C typical

Overvoltage protection: 30 V max between TC+ and TC