National Instruments SCXI Series - Appendix A Specifications

© National Instruments Corporation A-1 SCXI-1120/D User Manual
A
Specifications
This appendix lists the specifications for the SCXI-1120 and SCX-1120D.
These are typical at 25 °C unless otherwise stated. The operating
temperature range is 0 to 50 °C.
SCXI-1120
Analog Input
Gain (jumper-selectable)........................ 1, 2, 5, 10, 20, 50, 100, 200,
250, 500, 1,000, 2,000
Output range...........................................±5 V
Number of channels ...............................8
Gain accuracy......................................... 0.2% of reading typ
0.6% of reading max
Nonlinearity ........................................... 0.04% of fullscale range
Offset voltage.........................................
Stability versus ambient temperature
Offset drift RTI...............................
Gain drift.........................................20 ppm/°C
Input bias current ..................................±80 pA
Input resistance
Normal ............................................1 GΩ
Power off.........................................50 kΩ
Overload..........................................50 kΩ
6 µV
3 mV
Gain
-------------
±


±
0.2 µV/°C
200 µV/°C
Gain
---------------------------
±


±