Specifications - National Instruments NI 9683 User Manual And Specifications

Specifications

The following specifications are typical for the full operating temperature range unless otherwise
noted. Refer to the Environmental
Simultaneous Analog Input
Number of channels.......................................... 16
ADC resolution................................................. 12 bits
Input range
Typical ...................................................... ±5 V, ±10 V
Minimum .................................................. ±4.95 V, ±9.90 V
Common-mode range ....................................... ±10 V
Sample rate (per channel) ................................. 100 kS/s max
Accuracy
Nominal
Range (V) Measurement Conditions
±5 Maximum (-40 °C to 85 °C)
Typical (23 ° ±5 °C)
±10 Maximum (-40 °C to 85 °C)
Typical (23 ° ±5 °C)
AbsoluteAccuracy = Reading(GainError) + Range(OffsetError) + Noise
* Local ambient temperature. Refer to the
temperatures.
† Offset error includes the effect of INL
Stability
Gain drift................................................... 15 ppm/°C
Offset drift ................................................ 15 µV/°C
Noise................................................................. 1.5 mV
-3 dB bandwidth ............................................... 210 kHz
CMRR (f = 60 Hz).......................................... 60 dB min
in
Input impedance
Differential................................................ 240 kΩ
Single-ended ............................................. 120 kΩ
Overvoltage protection ..................................... ±30 V max
section for more information on operating temperatures.
*
Environmental
.
NI 9683 User Guide and Specifications | © National Instruments | 17
Percent of
Reading
(Gain Error)
0.70%
0.25%
0.70%
0.25%
section for more information about operating
rms
Percent of
Range
†
(Offset Error)
0.28%
0.12%
0.16%
0.07%