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Specifications
SCXI-1120
Analog Input
© National Instruments Corporation
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.
Gain (jumper-selectable)........................ 1, 2, 5, 10, 20, 50, 100, 200,
Output range........................................... ±5 V
Number of channels ............................... 8
Gain accuracy......................................... 0.2% of reading typ
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
250, 500, 1,000, 2,000
0.6% of reading max
±
6 µV
±
0.2 µV/°C
A-1
A
3 mV
±
------------ -
Gain
200 µV/°C
±
-------------------------- -
Gain
SCXI-1120/D User Manual
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