Yopeissn PCIe to Rs485/422 Serial Port Card Com Port Adapter Card Expansion Card Protection Surge Protect Support PCIe GEN2.0

Simultaneous communication, therefore it is applied in many and various situations. It is compatible with PCIe GEN2.0 (2.5GT/s) and has 2 ports, each with many enhanced features. The SE-SLV354A-2S PCI-E RS422/RS485 multi port I/O card adopts the high-performance EXAR-17V354 chipset.Compliant with PCI Express version 2.0 Surge protection, optoelectronic isolation protection, DC-DC protection enable it to work normally in more demanding environments, achieve RS485 half duplex and RS422 full duplex control, and achieve bidirectional data transmission with a transmission distance of up to 1.2 kilometers. A single port can support up to 32 devices PCI Express X1 supports a bus bandwidth of 2.5Gbps;Supports x1,x2,x4,x8,x16 () PCI Express slots