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5-Wire
Shielded
RDA
RDB
SDA
SDB
SG
Fig. 2.7.10 RS422/485/Modbus Communications Option Connections (5-Wire shield)
To other communication IPC5000s
(Maximum 31)
- 19 -
Master
RX+
RX-
TX+
TX-
SG
Do not run these lines in
the same conduit as AC
power
Use shielded
twisted pair cables
* 120 Ohm Resistor on Last Leg
120 Ohm
Resistor
120 Ohm
Resistor
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