User manual

Contents
NI 6034E/6035E/6036E User Manual viii ni.com
Chapter 4
Connecting Signals
I/O Connector ................................................................................................................ 4-1
Analog Input Signal Overview...................................................................................... 4-6
Types of Signal Sources.................................................................................. 4-7
Floating Signal Sources .................................................................... 4-7
Ground-Referenced Signal Sources.................................................. 4-7
Analog Input Modes........................................................................................ 4-7
Connecting Your Analog Input Signals ........................................................................ 4-9
Differential Connection Considerations (DIFF Input Configuration) ............ 4-11
Differential Connections for Ground-Referenced
Signal Sources ............................................................................... 4-12
Differential Connections for Nonreferenced or Floating
Signal Sources ............................................................................... 4-13
Single-Ended Connection Considerations ...................................................... 4-15
Single-Ended Connections for Floating Signal Sources
(RSE Configuration)...................................................................... 4-16
Single-Ended Connections for Grounded Signal Sources
(NRSE Configuration) ................................................................... 4-16
Common-Mode Signal Rejection Considerations........................................... 4-17
Connecting Your Analog Output Signals...................................................................... 4-18
Connecting Digital I/O (DIO) Signals........................................................................... 4-19
Power Connections........................................................................................................ 4-20
Connecting Timing Signals ........................................................................................... 4-20
Programmable Function Input Connections ................................................... 4-21
DAQ Timing Connections .............................................................................. 4-22
SCANCLK Signal ............................................................................ 4-23
EXTSTROBE* Signal...................................................................... 4-24
TRIG1 Signal.................................................................................... 4-24
TRIG2 Signal.................................................................................... 4-25
STARTSCAN Signal........................................................................ 4-27
CONVERT* Signal .......................................................................... 4-29
AIGATE Signal ................................................................................ 4-30
SISOURCE Signal............................................................................ 4-31
Waveform Generation Timing Connections................................................... 4-31
WFTRIG Signal................................................................................ 4-31
UPDATE* Signal ............................................................................. 4-32
UISOURCE Signal ........................................................................... 4-34
General-Purpose Timing Signal Connections................................................. 4-34
GPCTR0_SOURCE Signal .............................................................. 4-34
GPCTR0_GATE Signal ................................................................... 4-35
GPCTR0_OUT Signal...................................................................... 4-36
GPCTR0_UP_DOWN Signal........................................................... 4-37
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