NI PXIe-6349 User Manual

National Instruments PXIe-6349 Manual
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NI PXIe-6349 Specifications

General

Product Name	NI PXIe-6349
Category	I/O Systems
Form Factor	PXI Express
Analog Input Resolution	16 bits
Analog Input Sample Rate	500 kS/s
Analog Output Channels	4
Analog Output Resolution	16 bits
Counter/Timers	4
Bus Type	PXI Express
Operating Temperature Range	0 °C to 55 °C
Storage Temperature Range	-20 °C to 70 °C
Analog Output Type	Voltage
Analog Input Type	Differential

Summary

Chapter 1 Getting Started

Safety Guidelines

Crucial safety precautions for operating NI X Series devices and modules.

Installation and Setup

Covers installation, unpacking, and self-calibration procedures.

Getting Started with X Series USB Devices

Details chassis ground, ferrite installation, mounting, and cable relief.

Device Pinouts and Specifications

References pinouts, specifications, and accessories for device configuration.

Chapter 2 DAQ System Overview

DAQ Hardware

Explains how DAQ hardware digitizes signals and performs conversions for I/O.

Calibration Circuitry

Details the circuitry for correcting gain and offset errors in analog inputs/outputs.

Cables and Accessories

Describes various cable and accessory options for X Series devices.

Signal Conditioning

Explains the role of signal conditioning in measurement systems.

Programming Devices in Software

Information on using NI-DAQmx driver for programming measurement devices.

Chapter 3 Connector and LED Information

I/O Connector Signal Descriptions

Table describing signals found on the I/O connectors.

Power and Special Terminals

Details +5V Power, USER 1/2 terminals and PCIe disk drive power connector.

RTSI and USB Device LEDs

Explains RTSI connector pinout and USB device LED patterns.

Chapter 4 Analog Input

Analog Input on MIO X Series Devices

Explains the analog input circuitry of MIO X Series devices.

Analog Input Configuration and Range

Covers terminal configuration, input range, and voltage limits.

Analog Input Data Acquisition Methods

Discusses software-timed vs. hardware-timed acquisition methods.

Analog Input Triggering

Details start, reference, and pause trigger actions for analog input.

Connecting Analog Input Signals

Summarizes recommended input configurations for various signal sources.

Field Wiring Considerations

Recommendations for minimizing noise and maximizing accuracy in signal wiring.

Analog Input Timing Signals

Overview of timing signals for MIO X Series analog input.

Chapter 5 Analog Output

AO Reference Selection and Glitch Minimization

Covers setting output range and minimizing glitches.

Analog Output Generation Methods

Compares software-timed and hardware-timed generation methods.

Analog Output Triggering and Timing

Details trigger actions and timing signals for analog output.

Connecting Analog Output Signals

Shows how to make analog output connections to the device.

Chapter 6 Digital I/O

Digital Input Acquisition and Triggering

Covers acquisition methods, triggering, and waveform acquisition.

Digital Output Generation and Triggering

Covers generation methods, triggering, and waveform generation.

I/O Protection and Power-Up States

Details I/O protection and programmable power-up states for PFI/DIO lines.

DI Change Detection and Digital Filtering

Explains change detection and programmable debouncing filters.

Watchdog Timer

Feature to set critical outputs to safe states during failures.

Connecting Digital I/O Signals

Explains how to connect digital I/O signals to the device.

Chapter 7 Counters

Counter Timing Engine and Applications

Explains counter timing, input/output applications.

Counter Timing Signals

Overviews the various timing signals for counters.

Default Counter/Timer Pins

Provides default NI-DAQmx routing for counter/timer inputs/outputs.

Counter Triggering and Features

Details triggering actions and other features like cascading and prescaling.

Synchronization Modes

Explains the three synchronization methods used by X Series devices.

Chapter 8 PFI

PFI Terminal Usage

Using PFI for timing inputs, outputs, static I/Os, and digital detection.

PFI Filters and I/O Protection

Details PFI filters and I/O protection guidelines.

Programmable Power-Up States

Describes setting PFI lines to default states at system startup.

Chapter 9 Digital Routing and Clock Generation

Clock Routing

Shows the clock routing circuitry and explains timebases.

External Reference Clock

Use external clock to synchronize internal timebases to an external clock.

Synchronizing Multiple Devices

Methods for synchronizing multiple X Series devices.

Real-Time System Integration (RTSI)

Signal bus for using common clock and sharing trigger signals.

PXI and PXI Express Clock and Trigger Signals

Clock and trigger signals available on PXI Express devices.

Chapter 10 Bus Interface

Data Transfer Methods

Explains how data moves between host memory and acquisition circuits.

PCI Express/PXI Express Transfer Methods

Primary ways to transfer data across the PCI Express bus.

USB Device Transfer Methods

Primary ways to transfer data across the USB bus.

Bandwidth Considerations

Factors affecting bandwidth for PXIe DAQ and USB DAQ systems.

Data Throughput

Discusses buffer overflow errors and methods to prevent them.

Chapter 11 Triggering

Triggering with Digital and Analog Sources

Explains digital and analog trigger sources and types.

Analog Input Channels and Trigger Actions

Using AI channels as triggers and trigger actions.

Routing Analog Comparison Event

Route Analog Comparison Event to output terminals.

Analog Trigger Types and Accuracy

Explains trigger modes (edge, hysteresis, window) and accuracy.

Appendix A Device-Specific Information

NI 6320 Pinouts and Specifications

Pinouts, specifications, and accessory options for NI 6320.

NI 6321/6341 Pinouts and Specifications

Pinouts, specifications, and accessory options for NI 6321/6341.

NI 6323/6343 Pinouts and Specifications

Pinouts, specifications, and accessory options for NI 6323/6343.

NI 6345/6355 Pinouts and Specifications

Pinouts, specifications, and accessory options for NI 6345/6355.

NI 6346 Pinouts and Specifications

Pinouts, specifications, and accessory options for NI 6346.

NI 6349 Pinouts and Specifications

Pinouts, specifications, and accessory options for NI 6349.

NI 6351/6361 Pinouts and Specifications

Pinouts, specifications, and accessory options for NI 6351/6361.

NI 6353/6363 Pinouts and Specifications

Pinouts, specifications, and accessory options for NI 6353/6363.

NI 6356/6366/6376/6386/6396 Pinouts and Specifications

Information for NI 6356/6366/6376/6386/6396 devices.

NI 6358/6368/6378 Pinouts and Specifications

Information for NI 6358/6368/6378 devices.

NI 6365 Pinouts and Specifications

Pinouts, specs, and accessories for NI 6365.

NI 6374 Pinouts and Specifications

Pinouts, specs, and accessories for NI 6374.

NI 6375 Pinouts and Specifications

Pinouts, specs, and accessories for NI 6375.

Appendix B Where to Go from Here

Example Programs

Locate example programs for NI-DAQmx and X Series devices.

Related Documentation

Lists references to manuals and help files for X Series and NI-DAQmx.

LabVIEW and CVI Resources

Access LabVIEW/LabWindows/CVI help for programming and NI-DAQmx information.

Software Development Support

Information on using Visual Studio and ANSI C with NI-DAQmx.

Training and Support Resources

Details training courses and technical support options.

Appendix C Troubleshooting

Analog Input Issues

Addresses common issues like crosstalk and drift in analog input.

Analog Output Issues

Discusses common issues like output signal glitches.

Counters

Provides information on connecting counter signals to X Series devices.

Appendix D NI Services

Services and Resources Overview

Overview of NI global services and support offerings.

Training, Support, and Compliance

Details training, technical support, and declaration of conformity.