PCI Riser Card

• PCI Express x 1, 2x RS232, RS422/485
• RS485 ART (Automatic Receive Transmit control), RS485 in 3 operation modes
• optical isolation, surge protection (also in RS232), Compact board size (half-size)
• Built-in termination resistors

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

Moxa 4 port RS232 PCIe Serial Board CP-104EL-A-DB9M
Serial adapter, PCIe low profile, RS232 x 4
Insert card with 4 x DB9 han
Bus: PCI Express x1

2 port RS485 / RS422 smart, normal and low profile PCI Express x1 serial card.
PCI Express x 1 compliant
921.6 Kbps maximum baud rate for super fast data transfer
128-byte FIFO and on-chip H/W, S/W power management
Low form factor suits small PCs
Drivers are provided for Windows XP / Vista / 7/8/10 (32/64 bit), Linux 2.6.x / 3.x
15 KV ESD protection

 PCI Express 1.0 compliant
 921.6 kbps maximum baudrate for fast data transmission
 128-byte FIFO and on-chip H/W, S/W flow control
 Variety of connection cables and boxes available for RS-232/422/485
 Low-profile form factor fits small-sized PCs
 Drivers provided for a broad selection of operating systems, including Windows, Linux, and UNIX
 Easy maintenance with built-in LEDs and management software

RS-232 :TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
RS-422 : Tx+, Tx-, Rx+, Rx-, GND
RS-485-4w : Tx+, Tx-, Rx+, Rx-, GND
RS-485-2w Data+, Data-, GND