Download EXSYS EX-47030

8S RS232/422/485 PCI Express Expansion Module
3. Connector Layout
Connectors:
Module Box
DVI-like PCI Express
Cable
Port 5
Port 4
Port 3
Port 6
Port 7
Port 2
Wall
Mounting Ear
Port 8
PCI Express Host Adapter
Port 1
Wall Mounting Ear
PCI Express
Connector
2-pin Terminal
Blocks for Optional
DC Power Input
7-pin Terminal Blocks Pin Assignment for Port 1 ~ 8:
RS485 2-wire: TX+(DATA+)
RS485 2-wire: TX-(DATA-)
RS422/485 4-wire: RX+
RS422/485 4-wire: RXSignal GND (RS232/422/485): GND
RS232: RXD
RS232: TXD
TX+(DATA+)
TX-(DATA-)
RX+
RXGND
RXD(232)
TXD(232)
R T
LEDs:
T (Green): Blinking when sending data
R (Green): Blinking when receiving data
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