1
Thank you for purchasing this 2-Port RS422/485 Serial PCI Express
(PCIe) Card. It is a universal add in card that connects to a PC
or server via the PCIe Bus, providing high-speed serial
connectivity. The serial ports are fully compatible with
RS422/485 standard by the bundled Serial COM port drivers.
Each port can be set in any mode (RS485 2-wire, RS485 4-wire
and RS422) and operate simultaneously.
There is an optional model supports Isolation and ESD
protection feature. It provides an ideal solution for most critical
applications.
2-Port R422/485 Serial PCIe Card
w/ Octopus Cable
Installation Guide
1. Introduction
2. Connector Layout
JP4: S1 Mode
Selector
JP2, JP5: S1
RS485 TXD
Control
J2: Factory Use
Only
JP8:
S1 Terminator
Enable/Disable
JP9:
S2 Terminator
Enable/Disable
JP3, JP6: S2
RS485 TXD
Control
JP7: S2 Mode
Selector
J2: DB25M Connector, to DB25F-to-DB9MX2 Octopus Cable
Low Profile Bracket
(optional)
Normal Bracket
