PXI-8432/4 National Instruments

Description

Product name：PXI-8432/4   National Instruments Power module
Product details:

The National Instruments (NI) PXI-8432/4 is a high-performance, isolated 4-port RS232 serial interface module designed for PXI systems. It enables reliable and high-speed communication with RS232 devices in various test, measurement, and control applications.

Product Details

The PXI-8432/4 is part of NI’s PXI platform, offering a robust and modular solution for serial communication. It is a 4-port RS232 interface that stands out due to its isolation capabilities, providing protection against ground loops and noise between ports and from port to PC. This isolation is crucial in industrial and noisy environments, ensuring data integrity and system stability. The module comes with four 10-pin modular jack to 9-pin D-Sub male cables for easy connection to standard serial devices.

Product Parameters

Here are some key specifications for the NI PXI-8432/4:

• Product Name: PXI-8432/4 RS232 Serial Interface, Isolated 4-Port
• Form Factor: PXI Module
• PXI Bus Type: PXI Hybrid Compatible
• Number of Ports: 4
• Serial Standard Compatibility: RS232
• Isolation:
  • Port-to-port and port-to-PC isolation: 60 VDC continuous (CAT I)
  • Withstand voltage: 2000 Vrms/5s
• Baud Rates:
  • Standard and nonstandard baud rates from 57 baud to 1,000,000 baud (1 Mbit/s)
  • Accuracy: 0.01% for standard baud rates, 1% for nonstandard baud rates
• I/O FIFO Buffer Size: 128 Bytes (transmit and receive)
• CPU Overhead: Minimal, due to high-speed DMA interface
• Compatibility: Multicore processor and hyperthreading compatible
• Connectors: Four 10-position modular (RJ-50) jacks
• Power Requirements (from PXI rail): 935 mA for +5V rail
• Operating Temperature: 0 °C to 55 °C
• Storage Temperature: -40 °C to 70 °C
• Dimensions: Approximately 16 cm (Length) x 10 cm (Width)

Product Advantages

The PXI-8432/4 offers several significant advantages:

• High-Performance Communication: Supports high-speed data transmission up to 1 Mbit/s, enabling efficient communication with various RS232 devices.
• Robust Isolation: The built-in 60 VDC continuous (CAT I) and 2000 Vrms withstand isolation protects your system from electrical noise, ground loops, and transient voltages, crucial in industrial and electrically noisy environments.
• Reduced CPU Overhead: Utilizes a high-speed Direct Memory Access (DMA) interface, which offloads data transfer tasks from the CPU, allowing for higher throughput and more efficient system operation.
• Flexible Baud Rates: Offers configurable baud rates, including support for nonstandard baud rates, providing versatility to interface with a wide range of legacy and modern RS232 devices.
• Multiprocessor and Hyperthreading Compatibility: Leverages modern PC technology for improved speed and efficiency, making it suitable for demanding applications.
• Ease of Use: Appears as standard COM ports in operating systems, ensuring compatibility with existing serial communication programs and simplifying software development with NI’s powerful software, such as NI-VISA.
• PXI Platform Benefits: Integrates seamlessly into the PXI ecosystem, offering a modular, rugged, and high-performance platform for automated test and measurement systems.

Important Considerations

When using the PXI-8432/4, keep the following in mind:

• PXI System Requirement: This module requires an NI PXI chassis and controller to function. Ensure your PXI system is compatible.
• Cabling: While the module includes cables, ensure they are of appropriate length and quality for your specific application to avoid signal degradation.
• Software Compatibility: While it appears as a standard COM port, utilizing NI’s software (like NI-VISA) is recommended for optimal performance and access to advanced features. Ensure your operating system and software drivers are up to date.
• Environmental Conditions: Adhere to the specified operating and storage temperature ranges to ensure the longevity and reliable performance of the module.
• Isolation Limits: While isolated, it’s still essential to understand the isolation limits and ensure they meet the safety requirements of your application.

Product Applications

The NI PXI-8432/4 is ideally suited for a variety of applications requiring reliable and isolated RS232 serial communication within a PXI system, including:

• Automated Test Equipment (ATE): Controlling and communicating with serial-controlled instruments, devices under test, or auxiliary equipment in automated test sequences.
• Industrial Automation and Control: Interfacing with PLCs, sensors, actuators, and other industrial devices that use RS232 for communication, particularly in environments where electrical isolation is critical.
• Data Acquisition Systems: Collecting data from serial-based sensors or transducers in laboratory or field environments.
• Machine Control: Providing serial communication for controlling robotic arms, motion controllers, or other electromechanical systems.
• Embedded System Debugging: Communicating with embedded systems and microcontrollers for programming, debugging, and data logging.
• Building Automation: Interfacing with building management systems or environmental sensors that use RS232 for data exchange.

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We have the same series of models in stock.  If you don’t find the model you need, please contact us and we will provide you with an official quotation！

Colour：new Warranty: 12 months
Lead Time：3-day working day Country of origin: Sweden
Price: Please contact us Product weight：0.515kg
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