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Appendix B Analog Input Channel, Gain Settings, and Voltage Calculation
NI-DAQ FRM for PC Compatibles B-6
©
National Instruments Corporation
Table B-5 lists the values of maxReading and maxVolt for different
boards.
For the PC-LPM-16 and DAQCard-1200, gain is ignored, and the following
formula is used:
Table B-5.
The Values of maxReading and maxVolt
Device
Unipolar Mode Bipolar Mode
maxReading maxVolt maxReading maxVolt
MIO-16, AT-MIO-16D 4,096
*
2,048 *
AT-MIO-16F-5,
AT-MIO-64F-5, and
most E Series devices
4,096 10 V 2,048 5 V
16-bit E Series devices and
AT-MIO-16X
65,536 10 V 32,768 10 V
Lab-PC+, Lab-PC-1200,
Lab-PC-1200AI,
DAQPad-1200,
DAQCard-1200,
PCI-1200
4,096 10 V 2,048 5 V
DAQCard-700, LPM devices 4,096
*
2,048
*
516 devices N/A N/A 32,768 5 V
DAQCard-500 N/A N/A 2,048 5 V
PCI-6110E and PCI-6111E N/A N/A 2,048 10 V
DSA devices N/A N/A 2,147,418,112 10 V
* The value of
maxVolt
depends on
inputRange
, as discussed in
AI_Configure
.
voltage
reading offset–
maxReading
-------------------------------------------
maxVolt()
×
=