GE EPM 5200 - Manual (Page 22)

CHAPTER 4: COMMUNICATION INSTALLATION
18 EPM 5000 series Advanced Power Meters GE Multilin
RS-485 Hookup Diagram (2 wire) Half Duplex
5300P Instruments (rear view)
(-) (+)
R
T
RS-232
RS-485
R
T
RS-485
Communications Port
Model#SF485DB
UNICOM 2500
(Bottom View Shown)
PC
Figure 4.2: 2-Wire RS-485 Communication Connection Installation half duplex
—Detail view on following page