4 port PCIe RS422 / 485 card, w / DB9 splitter cable, Low and High, Isolated
4 ports RS422 / 485 PCIe card
PCIe x1, 250Mbytes / sec
Supports RS485 Auto Transceiver
128-byte FIFO
4 x DB9 male connector over octopus cable
Support 4 Thread RS422 / 485 and 2-wire RS485
Supports RS422 / 485 Speed Up to 921.6Kpbs
± 15KV ESD Protection
2KV Insulation
OS Support XP / Vista / 7/8/10 (32) / 64 bit), Linux 2.6.x / 3.x