GE D90 Plus Communications Manual page 177

CHAPTER 2: MODBUS COMMUNICATION
PLUS
D90 LINE DISTANCE PROTECTION SYSTEM – COMMUNICATIONS GUIDE
Enumeration Value
8 Phase B to C to ground fault (B-C-G)
9 Phase C to A to ground fault (C-A-G)
10 Phase A to B to C fault (A-B-C)
11 Phase A to B to C to ground fault (A-B-C-G)
F150: Inter-relay protocol encoding (16-bit enumeration)
This format code indicates the clock.
Enumeration Value
0 Default
1 G.703 Octet Internal Clock
2 G.703 Octet External Clock
3 G.703 Internal Clock
4 G.703 External Clock
5 Diff. Manchester
6 C37.94 Internal Clock
7 C37.94 External Clock
MODBUS MEMORY MAP
173