Connecting To Devices And Networks - GE D.20 RIO Hardware User Manual

D.20 RIO Distributed I/O Controller
Chapter 3: Connecting to Devices
and Networks
Cabling overview
General cabling requirements
D.20 RIO - HARDWARE USER'S MANUAL

Connecting to Devices and Networks

This chapter provides guidelines for making physical connections between the D.20 RIO
and substation and network devices.
All physical connections are made to the connectors on the rear panel of the D.20 RIO.
Figure 7: D.20 RIO field and network connectors
The following cables are required to connect to the D.20 RIO:
Table 5: Required cables
Media GE part number
Twisted Pair 977-0209
Ethernet
D.20 Link 977-0089
Serial 977-0529
To provide higher EMC immunity and maintain CE Mark radiated emission compliance, the
serial cables used for permanent D.20 Link connections must comply with the following
requirements:
• Cables must be shielded, with the shield terminated to the connector shell on the D.20
RIO side.
Designation Cabling
10/100BaseT UTP (Unshielded Twisted
Pair) – CAT 5 or better
RS-485 Shielded
4 twisted pairs
RS-232 Null modem
GE Information
Connector
RJ-45
DB-9 male
DB-9 female
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