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© National Instruments Corporation vii NI 6115/6120 User Manual
Contents
About This Manual
Conventions ...................................................................................................................xi
National Instruments Documentation ............................................................................xii
Related Documentation..................................................................................................xiii
Chapter 1
Introduction
About the NI 6115/6120 ...............................................................................................1-1
Using PXI with CompactPCI.........................................................................................1-2
What You Need to Get Started ......................................................................................1-3
Software Programming Choices ....................................................................................1-4
NI-DAQ...........................................................................................................1-4
National Instruments ADE Software...............................................................1-5
Optional Equipment.......................................................................................................1-6
Custom Cabling .............................................................................................................1-6
Unpacking......................................................................................................................1-7
Safety Information .........................................................................................................1-8
Chapter 2
Installing and Configuring the NI 6115/6120
Installing the Software...................................................................................................2-1
Installing the Hardware..................................................................................................2-1
Configuring the Device..................................................................................................2-3
Chapter 3
Hardware Overview
Analog Input ..................................................................................................................3-2
Input Mode ......................................................................................................3-2
Input Polarity and Input Range........................................................................3-3
Considerations for Selecting Input Ranges.......................................3-4
Input Coupling.................................................................................................3-4
Analog Output................................................................................................................3-5
Analog Trigger...............................................................................................................3-5
Antialiasing Filters.........................................................................................................3-8
Phase-Locked Loop Circuit ...........................................................................................3-9
Correlated Digital I/O ....................................................................................................3-10
Timing Signal Routing...................................................................................................3-10