CHAPTER 4: COMMUNICATION INSTALLATION
GE Multilin
EPM 5000 series Advanced Power Meters
21
RS-485 Hookup Diagram (4 wire) Full Duplex
T+
T-
R-
R+
PC
UNICOM 2500
(Bottom View Shown)
RS-232
RS-485
Note: This does not
represent a twisted pair. It
shows the cross-over from R
to T between the Unicom
and the rest of the bus.
5300P Instruments (rear view)
RS-485
Communications Port
Model#SF485DB
Figure 4.5:
4-Wire RS-485 Communication Connection Installation full duplex
—Detail view on following page
Connecting 4-Wire bus to RS-485 Port:
•
Connect the T- wire of the Unicom 2500 to the R- on the RS-485 port
•
Connect the R- wire of the Unicom 2500 to the T- on the RS-485 port
•
Connect the T+ wire of the Unicom 2500 to the R+ on the RS-485 port
•
Connect the R+ wire of the Unicom 2500 to the T+ on the RS-485 port
Summary of Contents for EPM 5300
Page 2: ......
Page 30: ...CHAPTER 4 COMMUNICATION INSTALLATION 26 EPM 5000 series Advanced Power Meters GE Multilin...
Page 70: ...CHAPTER 10 PROGRAMMING GROUP 1 66 EPM 5000 series Advanced Power Meters GE Multilin...
Page 88: ...CHAPTER 14 EXITING PROGRAMMING MODE 84 EPM 5000 series Advanced Power Meters GE Multilin...
Page 94: ...CHAPTER 15 PROGRAMMING QUICK REFERENCE 90 EPM 5000 series Advanced Power Meters GE Multilin...