RIO Remote I/O System User Guide
RIO cables available from Perle
Page 219
Chapter 3 RIO Cabling information
RIO cables available from Perle

Link Cable

Perle supply a range of standard link cables for RIO of varying lengths all of whi ch use 6-way
mini DIN plugs. See Cable diagram on page 219 and Connector pinout table on page 219
for general information about Perle RIO link cables.
Cable diagram
Connector pinout table
Mini DIN Mini DIN
PIn Signal Description PIn Signal Description
1GND Ground 1GND Ground
2VCC Supply Voltage 2VCC Supply Voltage
3RXD- Inverse RXD 4TXD- Inverse TXD
4TXD- Inverse TXD 3RXD- Inverse RXD
5RXD+ Receive Data 6TXD+ Transmit Data
6TXD+ Transmit Data 5RXD+ Receive Data
Note
Wires 3 and 4, and 5 and 6, must be twisted together. For high noise and/or ground potential
differences we recommend the Fibre-optic module.
12
3
4
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