National Instruments X Series User Manual page 8

Connecting Ground-Referenced Signal Sources ...................................................... 4-17
What Are Ground-Referenced Signal Sources? ............................................... 4-17
When to Use Differential Connections with Ground-Referenced
Signal Sources ............................................................................................... 4-18
When to Use Non-Referenced Single-Ended (NRSE) Connections with
Ground-Referenced Signal Sources .............................................................. 4-18
When to Use Referenced Single-Ended (RSE) Connections with
Ground-Referenced Signal Sources .............................................................. 4-19
Using Differential Connections for Ground-Referenced Signal Sources......... 4-19
Using Non-Referenced Single-Ended (NRSE) Connections for
Ground-Referenced Signal Sources .............................................................. 4-20
Field Wiring Considerations..................................................................................... 4-21
Analog Input Timing Signals ................................................................................... 4-22
Aggregate versus Single Channel Sample Rates.............................................. 4-24
AI Sample Clock Signal ................................................................................... 4-24
AI Sample Clock Timebase Signal................................................................... 4-26
AI Convert Clock Signal .................................................................................. 4-27
AI Convert Clock Timebase Signal.................................................................. 4-30
AI Hold Complete Event Signal....................................................................... 4-30
AI Start Trigger Signal ..................................................................................... 4-30
AI Reference Trigger Signal............................................................................. 4-32
AI Pause Trigger Signal ................................................................................... 4-34
Getting Started with AI Applications in Software.................................................... 4-35
Analog Input on Simultaneous MIO X Series Devices .................................................... 4-36
Analog Input Terminal Configuration ...................................................................... 4-37
Analog Input Range.................................................................................................. 4-37
Working Voltage Range ........................................................................................... 4-38
Analog Input Data Acquisition Methods.................................................................. 4-38
Analog Input Triggering........................................................................................... 4-40
Connecting Analog Input Signals............................................................................. 4-41
Types of Signal Sources ................................................................................... 4-41
Differential Connections for Ground-Referenced Signal Sources ................... 4-42
Differential Connections for Floating Signal Sources...................................... 4-43
Unused Channels ...................................................................................................... 4-44
Field Wiring Considerations..................................................................................... 4-44
Minimizing Drift in Differential Mode ............................................................ 4-45
Analog Input Timing Signals ................................................................................... 4-45
Aggregate versus Single Channel Sample Rates.............................................. 4-47
AI Sample Clock Signal ................................................................................... 4-48
AI Sample Clock Timebase Signal................................................................... 4-49
AI Hold Complete Event Signal....................................................................... 4-50
AI Start Trigger Signal ..................................................................................... 4-50
AI Reference Trigger Signal............................................................................. 4-53
AI Pause Trigger Signal ................................................................................... 4-54
Getting Started with AI Applications in Software.................................................... 4-56
X Series User Manual
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