National Instruments NI 9235, NI 9236 Accuracy, NI 9235

NI 9235/9236 22 ni.com
Accuracy, NI 9235
Stability, NI 9235
Gain drift.............................. 6 ppm/°C
Offset drift............................2.2 μV/V/°C
Measurement Conditions
Percent of
Reading*
(Gain Error)
Percent of Range†, ‡
(Offset Error)
30 days
after cal.
(±5 °C)
1year
after cal.
(±5 °C)
Calibrated typ (25 °C, ±5 °C) 0.02% 0.1% 0.15%
Calibrated max (–40 to 70 °C) 0.07% 0.17% 0.4%
Uncalibrated typ (25 °C, ±5 °C) 0.15% 1.25%
Uncalibrated max (–40 to 70 °C) 0.53% 2.14%
* Exclusive of lead wire desensitization error.
† Range equals 29.4 mV/V.
‡ Calibrated errors represent offset stability following unstrained
measurement. Errors include the effect of completion resistor tolerance
and drift.