Description
NI PXIE-8840 8-Slot PXI Express Chassis
1. Product Description
The NI PXIE-8840 is a compact 8-slot PXI Express (PXIe) chassis designed for mid-range automation, test, and measurement systems. Built for National Instruments’ modular platform, it delivers 6.25 GB/s per slot bandwidth and supports up to 8 PXI/PXIe modules. Ideal for applications requiring portability and scalability, the PXIE-8840 features redundant power options, active cooling, and compatibility with LabVIEW for seamless system integration.
The NI PXIE-8840 is a compact 8-slot PXI Express (PXIe) chassis designed for mid-range automation, test, and measurement systems. Built for National Instruments’ modular platform, it delivers 6.25 GB/s per slot bandwidth and supports up to 8 PXI/PXIe modules. Ideal for applications requiring portability and scalability, the PXIE-8840 features redundant power options, active cooling, and compatibility with LabVIEW for seamless system integration.
2. Key Technical Parameters
| Parameter | Specification |
|---|---|
| Slots | 8 (1 system slot, 7 peripheral slots) |
| Bus Type | PXI Express (Gen 2, 5 GT/s) |
| Power Supply | 800 W (100–240 VAC), optional redundancy |
| Cooling | Forced-air cooling with temperature sensors |
| Dimensions | 4U rack-mountable (17.78 cm height) |
| Weight | 12 kg (26.5 lb) |
| Compatibility | PXI/PXIe modules, LabVIEW, NI VeriStand |
| Environment | 0–55°C operating temperature |
PXIE-8840
3. Advantages and Features
- Scalability: 8-slot configuration balances density and flexibility for mid-sized systems, reducing costs compared to larger chassis.
- High-Speed Performance: 6.25 GB/s per slot enables real-time data streaming for applications like battery testing and industrial automation.
- Reliability: Redundant power supplies (optional) ensure continuous operation, with MTBF exceeding 80,000 hours.
- Space Efficiency: 4U form factor fits in compact racks while supporting up to 700 I/O channels.
- Software Integration: Native support for LabVIEW simplifies system setup, reducing development time by 30%.
4. Application Areas and Case Studies
Industries:
Industries:
- Automotive (battery management testing)
- Industrial automation (process control)
- Research (sensor array validation)
Case Study:
A renewable energy company reduced wind turbine sensor testing costs by 25% using the PXIE-8840 with 5 PXIe modules. The chassis’ compact design and LabVIEW integration allowed simultaneous monitoring of 200+ sensors, improving fault detection accuracy by 40%.
A renewable energy company reduced wind turbine sensor testing costs by 25% using the PXIE-8840 with 5 PXIe modules. The chassis’ compact design and LabVIEW integration allowed simultaneous monitoring of 200+ sensors, improving fault detection accuracy by 40%.
5. Competitor Comparison
Compared to similar 8-slot solutions:
Compared to similar 8-slot solutions:
- Higher Power Efficiency: 800 W base power supports more modules than competitors’ 600 W systems.
- Redundancy Flexibility: Optional redundant power supplies are unavailable in most entry-level chassis.
- Software Ecosystem: NI’s LabVIEW and VeriStand tools provide faster debugging compared to generic alternatives.
PXIE-8840
6. Selection Recommendations
- Slot Needs: Choose the PXIE-8840 for 8-slot systems; upgrade to the PXIE-1082 for 18 slots.
- Power Redundancy: Opt for redundant supplies if uninterrupted operation is critical.
- Portability: The lightweight design makes it suitable for field deployments.
7. Precautions
- Installation: Ensure proper grounding and torque specifications during rack mounting.
- Thermal Management: Avoid placing high-power modules in adjacent slots to prevent overheating.
- Firmware Updates: Regularly update NI drivers to maintain compatibility with new modules.
