Stability – National Instruments E Series User Manual
Page 87
Appendix A Specifications for DAQCard-AI-16E-4
DAQCard E Series User Manual
A-4
National Instruments Corporation
Crosstalk ........................................... -80 dB, DC to 100 kHz
Stability
Recommended warm-up time ............ 15 min
Offset temperature coefficient
Pregain........................................
±
5
µ
V/
°
C
Postgain ......................................
±
240
µ
V/
°
C
Gain temperature coefficient .............
±
20 ppm/
°
C
Onboard calibration reference
Level........................................... 5.000 V (
±
2.5 mV) (actual value
stored in EEPROM)
Temperature coefficient ..............
±
5 ppm/
°
C max
Long-term stability .....................
±
15 ppm/
Settling time for
full-scale step.....................
Gain
Accuracy
±
0.012%
(
±
0.5 LSB)
±
0.024%
(
±
1 LSB)
0.5
4
µ
s typ,
8
µ
s max
4
µ
s max
System noise in LSB rms,
not including quantization ..........
Gain
Noise,
dither off
Noise,
dither on
0.5 to 10
0.2
—
0.5 to 20
—
0.5
20
0.25
—
50
0.5
0.7
100
0.9
1.0
1, 000 h