• PCIe 2.0 compliant. RS-422/485 mode configurable by switch.
  • Supports 485HD(Half Duplex) and 485FD Full Duplex)
  • Up to 25 Mbps serial data rate. 16C550 compatible. 256-byte FIFOs
  • Industrial temperature(-40 ºC to 85 ºC) operation.
  • Flexible design with DB-9 connectors and cable.
  • Termination Resistor by jumper setting.
  • ESD up to 15KV(Electrostatic Discharge protection circuit to prevent system damage.
  • 30µ ” golden finger


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Type of expansion Serial COM   
Card interface Mini PCI-Express   
Input interface bus PCI-Express 2.0   
Output interface RS-422/485   
Connections RS-422/485: 2 DB-9 male   
Operating temperature Min.: -40 °C   
Max.: 85 °C   
Form factor PCI Express Mini Card (full size)   
Dimensions Length: 50.9 mm   
Width: 30 mm   
Height: 6.1 mm   
Supported operating system Windows 7 , Windows 8 , Windows 8.1 , Linux Kernel 3.11   
Power Input voltage: 3.3 V   
Consumption: 100 mA   

Serial expansion card mPCIe to two RS-422/485 Module
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