KALEA-INFORMATIQUE 2 port RS422 RS485 PCI Express PCIe controller card with EXAR XR17V352 Chipset. Windows XP/Vista/Seven/8/10/11, Windows Server 2003/2008/2012, Linux

For desktop PCs on PCI Express 1X port. Allows you to add 2 RS422 / RS485 SERIES ports to your desktop PC. Compatibility: Compatible with all motherboards, all serial devices. Drivers included for WINDOWS XP, Vista, Seven, 8, 10, 11, Server 2003/2008/2012, Linux 2.6.27 / 2.6.31 / 2.6.32 / 3.x.x and later. Features: EXAR XR17V352 Chipset. PCI Express 1x port (will fit on 1x/2x/4x/8x/16x slot). RS485 signals: DATA+ (B)/DATA-(A)/GND. RS422 signals: T/R+ T/R- RXD+ RXD- GND. PCIe 2.0 Gen 1 Dual simplex, 2.5 GB in both directions. 2 x DB9 connectors on cord with insert plate. Protection 600W, and 15KV ESD. Operation: Asynchronous, point/point, point/multipoint, 2 wires (half duplex), 4 wires (full duplex). Maximum transmission distance 1.2 km, Support 7/8 data bit - 1 or 2 stop bit - even/odd/mark/space/none. None, hardware and xon/xoff flow control. Load capacity up to 32 equipment per port.