PCIe to 4-port RS485 serial card with 921.6 kbps bandwidth.
The LRUA9254-485 is a 1-lane PCI Express to 4-port RS485 serial card designed for industrial and embedded applications requiring reliable serial communication. It features four RS485 ports with individual bandwidth up to 921.6 kbps.
Compatible with PCIe 1.1, the card uses the XR17V354 UART controller and supports 128-byte FIFO buffers with hardware and software flow control. It is suitable for RS422/485 cables and includes a low-profile bracket for compact systems.
The card operates on a 3.3V power supply and includes internal LED indicators for easy status monitoring. It supports multiple operating systems including Windows and Linux, making it versatile for various environments.
Compatible with PCIe 1.1 specification.
128Byte FIFO and chipset H/W, S/W flow control.
Support RS422/485 cables.
Support low-profile/half-height bracket, suitable for miniature computers.
Support many other operating systems such as Windows, Linux etc.
Internal LED Indicators and software management is convenient for later maintenance.
Complete technical details for integration and deployment planning.
| Model | LRUA9254-485 |
|---|---|
| Bus Type | PCI Express |
| I/O Controller | XR17V354 |
| Power Supply | RS-485/422 |
| Device Connector | Db44 RS485 connector |
|---|---|
| Host Bus | PCIe 1.1x1 |
| FIFO | 128 bytes |
|---|---|
| Bandwidth | 50 bps to 921.6 kbps |
| Data bits | 5, 6, 7, 8 |
| Stop bits | 1, 1.5, 2 |
| Parity Check | None, Even, Odd, Space, Mark |
| Flow control | None, RTS/CTS, XON/XOFF |
| Power Supply | 1.55 A @ 3.3 VDC |
| Humidity | 15% ~ 90% |
| Operating Temperature | 0°C to 55°C (32°F to 131°F) |
| Storage Temperature | -20°C to 85°C (-4°F to 185°F) |
| Dimension | 87mm*65mm |
|---|---|
| Product Weight | 62.3g |
| Warranty | 2 Years |
|---|
| Included in Package | 1 - PCI Express to 4-Port RS485 Serial Card , 1 - Riser card, 1 - low-profile bracket , 1 - HDB44M to 4*DB9M cable, 1 - full-height bracket (installed) |
|---|
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