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NI 9201/9221 16 ni.com
NI 9221 accuracy (excludes noise)
Stability
Gain drift .................................... ±34 ppm/°C
Offset drift
NI 9201 ................................±100 μV/°C
NI 9221 ................................±580 μV/°C
Input bandwidth (–3 dB)
NI 9201.......................................690 kHz min
NI 9221.......................................950 kHz min
Measurement Conditions
Percent of
Reading
(Gain Error)
Percent of
Range
*
(Offset Error)
Calibrated typ (25 °C, ±5 °C) ±0.04% ±0.07%
Calibrated max (–40 to 70 ºC) ±0.25% ±0.25%
Uncalibrated typ (25 °C, ±5 °C) ±0.26% ±0.43%
Uncalibrated max (–40 to 70 ºC) ±0.67% ±1.06%
*
Range equals 62.50 V