National Instruments NI 6259 User Manual

Contents
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37-Pin M Series Cables and Accessories..................................................................2-8
37-Pin Cables....................................................................................................2-9
37-Pin Screw Terminal Accessories.................................................................2-9
RTSI Cables......................................................................................................2-9
37-Pin Custom Cabling.....................................................................................2-9
Signal Conditioning..........................................................................................................2-10
Sensors and Transducers...........................................................................................2-10
Signal Conditioning Options ....................................................................................2-10
SCXI .................................................................................................................2-10
SCC...................................................................................................................2-11
Programming Devices in Software...................................................................................2-11
Chapter 3
Connector and LED Information
I/O Connector Signal Descriptions...................................................................................3-1
+5 V Power Source...........................................................................................................3-5
USER 1 and USER 2 ........................................................................................................3-5
RTSI Connector Pinout.....................................................................................................3-7
LED Patterns.....................................................................................................................3-7
Chapter 4
Analog Input
Analog Input Range..........................................................................................................4-2
Analog Input Lowpass Filter ............................................................................................4-3
Analog Input Ground-Reference Settings.........................................................................4-4
Configuring AI Ground-Reference Settings in Software .........................................4-6
Multichannel Scanning Considerations ............................................................................4-6
Analog Input Data Acquisition Methods..........................................................................4-9
Software-Timed Acquisitions...................................................................................4-9
Hardware-Timed Acquisitions..................................................................................4-9
Analog Input Triggering ...................................................................................................4-10
Connecting Analog Input Signals.....................................................................................4-11
Connecting Floating Signal Sources.................................................................................4-12
What Are Floating Signal Sources?..........................................................................4-12
When to Use Differential Connections with Floating Signal Sources......................4-12
When to Use Non-Referenced Single-Ended (NRSE) Connections with
Floating Signal Sources.........................................................................................4-12
When to Use Referenced Single-Ended (RSE) Connections with Floating
Signal Sources .......................................................................................................4-13
Using Differential Connections for Floating Signal Sources ...................................4-13
Using Non-Referenced Single-Ended (NRSE) Connections for
Floating Signal Sources.........................................................................................4-16
Using Referenced Single-Ended (RSE) Connections for Floating
Signal Sources .......................................................................................................4-17
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National Instruments NI 6259 Specifications

General

Brand	National Instruments
Model	NI 6259
Category	Data Loggers
Language	English