National Instruments Corporation NI PCIE-8431/2, 2 Port, RS485/RS422 Serial Interface
- Compatible with Windows and LabVIEW Real-Time OSs
- Selectable 4- and 2-wire transceiver modes for full- and half-duplex communication
- High-speed DMA interface minimizes CPU overhead; 128 B transmit and receive FIFOs
- Flexible standard and nonstandard baud rates from 2 baud to 3,000,000 baud
- NI-Serial driver includes free NI-VISA API for easy programming
The NI PCIE-8431/2 (part number 782124-01) is a high-performance, two-port serial interface device designed for PCI Express systems. It provides two independent RS485/RS422 serial ports, supporting high-speed, long-distance, and reliable communication for industrial and laboratory applications. The board features advanced features such as isolation, high-speed data rates up to 3 Mbps per port, and compatibility with NI serial driver software for easy integration into NI LabVIEW and other development environments. The PCIE-8431/2 is ideal for connecting to a wide range of serial devices, including programmable logic controllers (PLCs), instruments, and other automation equipment, ensuring robust and flexible serial communication in demanding environments.