CHAPTER 2 - TECHNICAL DATA
5
EATON
PXG600E User Manual • IM02603003E
Rev 5, 11-May-2012 • Firmware Version 5.03:3835
COM1 and COM2A RS-485 Connection Chart
Use the following COM1 and COM2A RS-485 connection chart when you
connect a Modbus RTU or QCPort device to either of these ports on the
PXG600E.
NOTICE: This chart shows how terminals are labeled on the
PXG600E, Modbus RTU devices and QCPort devices. For example,
to connect a QCPort device to the PXG600E COM1 connector,
connect the “B:” terminal on the QCPort device to the “A (-)”
terminal on the PXG600E and the “A:” terminal on the QCPort
device to the “B (+)” terminal on the PXG600E.
NOTICE: Refer to the Eaton Electrical Field Devices Communication
Wiring Specification (TD 17513) for the actual device marking for
the “A (- Wire)” and the “B (+ Wire).”
* QCPort designators as shown on D77-QPLR terminator module.
PXG600E COM1 or
COM2A Connector
Modbus RTU
Device
QCPort Device*
A (-)
Refer to the
TD17513 wiring
specifications for
the actual device
marking for the “A (-
Wire).”
B:
B (+)
Refer to the
TD17513 wiring
specifications for
the actual device
marking for the “B
(+ Wire).”
A:
