National Instruments 321645c-01 用户手册

Appendix B

Analog Input Channel, Gain Settings, and Voltage Calculation

NI-DAQ FRM for PC Compatibles

B-2

©

 National Instruments Corporation

Table B-2 lists the valid internal channels for analog input devices.

DAQPad-MIO-16XE-50

0–15 and 

ND_CJ_TEMP

†

0–7 and 

ND_CJ_TEMP

†

PCI-6110E
PCI-6111E

N/A
N/A

0–3
0–1

PXI MIO and AI devices

ND_PXI_SC

N/A

PCI-4451
PCI-4551

N/A

0–1

PCI-4452
PCI-4552

N/A

0–3

† 

ND_CJ_TEMP

, 

ND_PXI_SC

, 

and 

ND_VXI_SC

 

are constants that are defined in the following header files:

• C programmers—

NIDAQCNS.H

 (

DATAACQ.H

 for LabWindows/CVI)

• BASIC programmers—

NIDAQCNS.INC

 (Visual Basic for Windows programmers should refer to the Programming 

Language Considerations section in Chapter 1, Using the NI-DAQ Functions, for more information.)

• Pascal programmers—

NIDAQCNS.PAS

Table B-2.  Valid Internal Analog Input Channels

AT-MIO-16XE-10
AT-MIO-16XE-50
NEC-MIO-16XE-50
DAQPad-MIO-16XE-50

ND_INT_AI_GND

ND_INT_REF_5V

ND_INT_AO_GND_VS_AI_GND

ND_INT_AO_CH_0

ND_INT_CH_0_VS_REF_5V

ND_INT_AO_CH_1

ND_INT_AO_CH_1_VS_REF_5V

DAQCard-AI-16E-4
NEC-AI-16E-4

ND_INT_AI_GND

ND_INT_REF_5V

ND_INT_CM_REF_5V

ND_INT_AO_GND_VS_AI_GND

Table B-1.  Valid Analog Input Channel Settings (Continued)