Appendix A Specifications - National Instruments SC-2040 User Manual

Appendix A
Specifications
This appendix lists the specifications for the SC-2040. These are typical at 25 C unless otherwise stated. The
operating temperature range is 0 to 50 C.
Analog Input
Input Characteristics
Number of channels
Input signal ranges
Input coupling
Max working voltage
(signal + common mode)
Overvoltage protection
Inputs protected
Transfer Characteristics
Offset error
Pregain error after calibration
Postgain error after calibration
Gain error and nonlinearity
© National Instruments Corporation
8 differential
Board Gain
(Hardware Max Output Range 10 V
Selectable)
1
10
100
200
300
500
600
700
800
DC
Average of 2 inputs should remain within 7 V of ground
30 V powered on, 15 V powered off
ACH<0..7>
100 V max
2 mV max
Gain
(DIP-switch- Gain Error
selectable)
1
10
100
200
300 -0.3%, 0.6%
500
600 -0.2%, 1.5%
700 -0.1%, 2.0%
800 -0.3%, 3.0%
A-1
Board Range
10 V
1 V
100 mV
50 mV
33.3 mV
20 mV
16.67 mV
14.29 mV
12.5 mV
Max Max
Gain Tempco
0.05% 25 ppm/ C
0.1% 25 ppm/ C
0.2% 45 ppm/ C
0.4% 60 ppm/ C
80 ppm/ C
1.0% 100 ppm/ C
120 ppm/ C
150 ppm/ C
200 ppm/ C
SC-2040 User Manual
Max
Nonlinearity
0.01%
0.01%
0.02%
0.02%
0.03%
0.04%
0.05%
0.06%
0.07%