Product Introduction
The NI PCIe-6346 is a high-performance X Series multifunction PCI Express data acquisition (DAQ) device designed for advanced measurement, automation, control, and testing applications. It integrates analog input, analog output, digital I/O, and counter/timer functions into a single PCI Express interface board.
Featuring flexible analog measurement capability, high-speed PCI Express communication, onboard timing resources, and NI-DAQmx software support, the PCIe-6346 provides a reliable solution for industrial automation, electronic validation, laboratory measurement, and automated test systems.
Product Overview
The PCIe-6346 belongs to the NI X Series multifunction DAQ product family and provides a flexible platform for PC-based measurement and control applications.
Unlike single-function DAQ devices, the PCIe-6346 combines analog acquisition, signal generation, digital control, and hardware timing capabilities in one integrated device, reducing system complexity and improving measurement efficiency.
With PCI Express high-bandwidth communication, advanced synchronization features, and NI-DAQmx driver support, the PCIe-6346 is suitable for demanding automated measurement and control environments.
Key Features
Multifunction Data Acquisition Capability
The PCIe-6346 combines multiple measurement functions into one PCI Express DAQ device.
- Analog input acquisition
- Analog output generation
- Digital input/output
- Counter/timer operations
- Hardware-timed measurement
Advantage: Provides a complete measurement and control solution without requiring multiple separate devices.
Analog Input Measurement
The PCIe-6346 provides accurate analog signal acquisition for sensors and electronic measurement applications.
- Voltage measurement
- Multi-channel acquisition
- Sensor monitoring
- Signal analysis
- Flexible input configuration
Advantage: Supports a wide range of industrial and laboratory measurement requirements.
Analog Output Signal Generation
The PCIe-6346 supports programmable analog output for control and simulation applications.
- Programmable voltage output
- Waveform generation
- Control signal output
- Simulation applications
- Closed-loop testing
Advantage: Enables both measurement and excitation functions in the same DAQ system.
Digital I/O and Timing Resources
The PCIe-6346 provides digital control lines and hardware timing resources.
- Digital input/output channels
- Counter functions
- Pulse measurement
- Frequency measurement
- Timing synchronization
Advantage: Allows integration with external devices, sensors, and automation equipment.
PCI Express High-Speed Interface
The PCIe-6346 uses PCI Express technology to provide fast communication with host computers.
- High-bandwidth PCI Express connection
- Low-latency data transfer
- Improved system performance
- Desktop workstation integration
- Reliable long-term operation
Advantage: Provides enhanced performance compared with traditional PCI-based DAQ devices.
NI-DAQmx Software Integration
The PCIe-6346 supports NI software tools for configuration, programming, and automation.
- NI-DAQmx driver support
- LabVIEW integration
- TestStand compatibility
- NI MAX configuration
- Python and C/C++ support
Advantage: Simplifies development of custom measurement and automation applications.
Technical Specifications
| Parameter | Description |
|---|---|
| Product Type | PCI Express X Series Multifunction DAQ Device |
| Analog Input | Supported |
| Analog Output | Supported |
| Digital I/O | Supported |
| Counter/Timers | Supported |
| Interface | PCI Express |
| Driver | NI-DAQmx |
| Programming | LabVIEW, Python, C/C++, .NET |
Software Ecosystem
The PCIe-6346 integrates with NI software platforms for measurement, automation, and control system development.
- NI-DAQmx: Provides device configuration, acquisition control, timing, and measurement functions.
- LabVIEW: Enables graphical programming for automated test and measurement systems.
- TestStand: Supports production test sequence automation.
- NI MAX: Provides hardware configuration and diagnostics.
- Python, C/C++, .NET: Supports custom application development.
Industries
- Industrial Automation
- Automotive Testing
- Aerospace and Defense
- Manufacturing Test
- Electronic Validation
- Research Laboratories
- Energy Measurement
- Engineering Development
Applications
Automated Test Systems
The PCIe-6346 provides flexible DAQ capability for automated testing platforms.
- Production testing
- Functional verification
- Electronic validation
- Test fixture integration
Industrial Measurement and Control
The device supports industrial monitoring and control applications.
- Sensor acquisition
- Equipment monitoring
- Process measurement
- Automation control
Laboratory Research Systems
The PCIe-6346 provides flexible measurement capability for engineering research.
- Experimental data acquisition
- Signal analysis
- Prototype testing
- Custom measurement systems
Electronic Validation
The PCIe-6346 supports validation and characterization of electronic systems.
- Circuit testing
- Hardware verification
- Signal monitoring
- Design validation
Comparison with Similar Products
| Model | Main Difference | Best Application |
|---|---|---|
| NI PCIe-6346 | X Series PCI Express multifunction DAQ device for advanced measurement applications. | PC-based automated test systems |
| NI PCIe-6343 | General-purpose multifunction PCI Express DAQ device. | Industrial and research measurement |
| NI PCIe-6353 | Higher-performance X Series DAQ device with expanded acquisition capability. | High-channel-count measurement |
| NI PCIe-6320 | Entry-level PCI Express multifunction DAQ solution. | General DAQ applications |
Recommended Related Products
| NI PCIe-6343 | PCI Express multifunction DAQ device for flexible measurement systems. |
| NI PCIe-6353 | High-performance PCI Express multifunction DAQ device. |
| NI PXIe-4309 | Precision PXI Express analog input module. |
| NI USB-6212 | Portable multifunction USB DAQ device. |
Why Choose PCIe-6346?
- Multifunction X Series DAQ architecture
- Analog input and output capability
- Digital I/O and timing resources
- High-speed PCI Express communication
- NI-DAQmx software support
- Flexible PC-based measurement solution
- Ideal for automated test and control systems
- Scalable data acquisition platform
Frequently Asked Questions
What is PCIe-6346 used for?
The PCIe-6346 is used for multifunction data acquisition, automated testing, industrial monitoring, electronic validation, and research measurement applications.
Does PCIe-6346 support LabVIEW?
Yes. The PCIe-6346 supports NI-DAQmx and integrates with LabVIEW, TestStand, NI MAX, Python, and C/C++ development environments.
What is the difference between PCIe-6346 and other X Series DAQ devices?
The PCIe-6346 provides multifunction DAQ capability with PCI Express performance and is designed for applications requiring flexible analog, digital, and timing resources.
Conclusion
The NI PCIe-6346 multifunction DAQ device provides a flexible PCI Express-based solution for advanced measurement and automation systems. With analog input, analog output, digital I/O, counter/timer functions, and NI-DAQmx support, it is an ideal choice for industrial testing, electronic validation, laboratory research, and PC-based data acquisition applications.


