National Instruments Multifunction RIO NI R Series, User Manual

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Contents
R Series Multifunction RIO User Manual vi ni.com
Types of Signal So
u
rces ................................................................................................ 2-8
Floating Signal So
u
rces .................................................................................. 2-8
Gro
u
nd-Referenced Signal So
u
rces ................................................................ 2-8
Inp
u
t Modes................................................................................................................... 2-8
Differential Connection Considerations (DIFF Inp
u
t Mode) ......................... 2-10
Differential Connections for Gro
u
nd-Referenced Signal So
u
rces ... 2-11
Differential Connections for Nonreferenced or
Floating Signal So
u
rces ................................................................. 2-12
Single-Ended Connection Considerations ...................................................... 2-13
Single-Ended Connections for Floating Signal So
u
rces
(RSE Inp
u
t Mode).......................................................................... 2-14
Single-Ended Connections for Gro
u
nded Signal So
u
rces
(NRSE Inp
u
t Mode)....................................................................... 2-15
Common-Mode Signal Rejection Considerations........................................... 2-16
Analog O
u
tp
u
t ............................................................................................................... 2-16
Connecting Analog O
u
tp
u
t Signals ............................................................................... 2-17
Digital I/O...................................................................................................................... 2-17
Connecting Digital I/O Signals ..................................................................................... 2-17
RTSI Trigger B
u
s .......................................................................................................... 2-21
PXI Local B
u
s (NI PXI-781 x R/783 x R Only) ............................................................... 2-21
Switch Settings (NI 781 x R/783 x R Only)...................................................................... 2-23
+5 V Power So
u
rce........................................................................................................ 2-26
Device F
u
se Replacement (NI 784 x R/785 x R Only) ...................................... 2-27
PCI Express Device Disk Drive Power Connector ....................................................... 2-28
When to Use the Disk Drive Power Connector .............................................. 2-28
Disk Drive Power Connector Installation ....................................................... 2-29
Field Wiring Considerations (NI 783 x R/784 x R/785 x R Only) ..................................... 2-30
Chapter 3
Calibration (NI 783
x
R/784
x
R/785
x
R Only)
Loading Calibration Constants ...................................................................................... 3-1
Self-Calibration ............................................................................................................. 3-1
External Calibration....................................................................................................... 3-2
Appendix A
Connecting I/O Signals
Appendix B
Using the SCB-68 Shielded Connector Block