ABB REF 54 Series Technical Reference Manual, General page 78

REF 54_
78
Feeder Terminal
Technical Reference Manual, General
to NCC
DNP 3.0
master
Modem
RS232C
RS232 / isolated RS485
converter
2W or 4W connection
REF 54_ terminals
RER 133 connected to X3.2
RER 103 connected to X3.3
Fig. 5.1.13.9.-6 DNP 3.0- and SPA-based substation automation system
to NCC
Modbus
Modem
RS232C
RS232 / isolated RS485
converter
2W or 4W connection
REX 521
REX 521
CAP 501
CAP 505
LON for e.g. NV bindings, parameters, configuration
Fig. 5.1.13.9.-7 Modbus- and LON-based substation automation system
DNP 3.0
RER 133
RER 103
Optical SMS-bus (SPA, loop)
master
REF 54_ terminals
RER 133 connected to X3.2
Modbus
RER 103 connected to X3.3
RER 133
REX 521
RER 103
1MRS750527-MUM
SMS 510
RS232C
SPA-ZC 22
SMS 510
A050776
A050777