SCC-TC Series Thermocouple Input Modules User Guide 10 ni.com
SpecificationsThese specifications are typical at 25 °C unless otherwise stated.
Analog Input
Number of input channels.......................1 DIFF
Input signals............................................Thermocouples of types B, E, J,
K, N, R, S, and T
Input signal range ...................................±100 mV
Input impedance.....................................10 MΩ powered on,
10 kΩ powered off or overload
Bandwidth...............................................2 Hz
Amplifier Characteristics
Open thermocouple detection current.....250 nA max1
(assuming floating thermocouple)
Common-mode rejection ratio................110 dB min1
Output range...........................................±10 V max1
Transfer Characteristics
Gain........................................................100
Gain error................................................±0.08% max1
Gain stability...........................................±0.0005%/°C max2
Offset error.............................................±5 μV max (post calibration)1
Offset stability........................................±0.6 μV/°C max2
Nonlinearity............................................±0.004% max1
Recommended warm-up time.................5 min
1 Temperature range is 23 °C ±5 °C.
2 Temperature range is 0 to 50 °C.