The NI PXI-8252 is a high-performance 8-port Gigabit Ethernet interface module designed by National Instruments (NI) for the PXI platform. It provides robust networking capabilities for PXI systems, enabling seamless integration into local area networks (LANs) and facilitating high-speed data transfer in automated test and measurement environments. Here's a comprehensive overview:
- Brand: National Instruments (NI)
- Model: PXI-8252
- Platform Compatibility: PXI Express (PXIe) and PXI hybrid slots
- Product Type: 8-port Gigabit Ethernet module
- Part Number: 784578-01
- Software Compatibility: Compatible with NI Linux Real-Time, Windows, and LabVIEW; supported by NI Network Streams for deterministic data transfer
- Form Factor: 3U PXI module (single-width)
- Ports: 8 x Gigabit Ethernet (RJ-45) ports
- Data Transfer Rate: Up to 1 Gbps per port (full-duplex)
- Network Protocols: Supports TCP/IP, UDP, IEEE 802.3, VLAN tagging, and jumbo frames (up to 9 KB)
- Switching Capability: Integrates an 8-port managed switch with layer 2 switching functionality
- Latency: Low deterministic latency for real-time applications
- Synchronization: Compatible with PXI trigger lines and PXI Star trigger for system-wide timing coordination
- Power Consumption:
- +12 V: 1.5 A typical
- +3.3 V: 2.5 A typical
- Operating Temperature: 0°C to 55°C (32°F to 131°F)
- Storage Temperature: -40°C to 70°C (-40°F to 158°F)
- Humidity: 5% to 95% (non-condensing)
- Dimensions: 160 mm x 100 mm (6.3 in x 3.9 in)
- 8 Independent Gigabit Ports: Offers multiple high-speed Ethernet interfaces for connecting to devices such as instruments, sensors, and other PXI systems, eliminating the need for external switches.
- Managed Switch Capabilities: Supports VLAN configuration, port mirroring, and quality of service (QoS) to prioritize critical data traffic, enhancing network security and efficiency.
- Deterministic Data Transfer: Works with NI Network Streams to ensure reliable, low-latency communication in real-time test systems, crucial for time-sensitive applications.
- PXI Integration: Seamlessly integrates with PXI Express and PXI chassis, leveraging the backplane for power and synchronization with other modules (e.g., data acquisition, signal generators).
- Flexible Software Control: Configurable via NI Measurement & Automation Explorer (MAX) and programmable through LabVIEW, LabWindows/CVI, or C/C++ APIs for custom automation workflows.
- Industrial Ruggedness: Designed to operate in harsh environments with resistance to vibration, temperature variations, and electromagnetic interference (EMI), ensuring stable performance in industrial test setups.
The NI PXI-8252 is widely used in test, measurement, and automation scenarios requiring high-speed networking:
- Automated Test Systems (ATE): Connects PXI systems to multiple devices (e.g., DUTs, instruments, and databases) in manufacturing test environments, enabling parallel testing and data logging.
- Real-Time Monitoring: Facilitates high-bandwidth data transfer from sensors and measurement devices to central control systems in industries such as aerospace, automotive, and energy.
- Distributed Measurement Systems: Links geographically dispersed PXI systems into a unified network for coordinated data acquisition and analysis.
- Lab Automation: Integrates with laboratory instruments and software for streamlined experiment control and data management in research facilities.
- Industrial Communication: Serves as a robust networking solution for connecting PXI-based controllers to industrial Ethernet devices (e.g., PLCs, HMIs) in factory automation setups.
This module is ideal for applications demanding multiple high-speed Ethernet connections with low latency and reliable performance, making it a versatile component in modern test and measurement systems.
