2-108 UR FAMILY – COMMUNICATIONS GUIDE
MEMORY MAP CHAPTER 2: MODBUS COMMUNICATION
2
" 7201 Phase Directional Overcurrent 1 Target 0 to 2 --- 1 F109 0 (Self-reset)
" 7202 Phase Directional Overcurrent 1 Events 0 to 1 --- 1 F102 0 (Disabled)
" 7203 Reserved (8 items) 0 to 1 --- 1 F001 0
B30, C70, D30, 
D60, F60, L30, 
L60, L90, M60, 
N60, T60
720B ...Repeated for Phase Directional 
Overcurrent 2
N60, T60 721C ...Repeated for Phase Directional 
Overcurrent 3
Neutral Directional Overcurrent (Read/Write Grouped Setting) (1, 2, or 3 Modules)
C70, D30, D60, 
F60, G30, G60, 
L30, L60, L90, 
M60, N60, T60
7230 Neutral Directional Overcurrent 1 Function 0 to 1 --- 1 F102 0 (Disabled)
" 7231 Neutral Directional Overcurrent 1 Source 0 to 5 --- 1 F167 0 (SRC 1)
" 7232 Neutral Directional Overcurrent 1 Polarizing 0 to 4 --- 1 F230 0 (Voltage)
" 7233 Neutral Directional Overcurrent 1 Forward 
ECA
-90 to 90 ° Lag 1 F002 75
" 7234 Neutral Directional Overcurrent 1 Forward 
Limit Angle
40 to 90 degrees 1 F001 90
" 7235 Neutral Directional Overcurrent 1 Forward 
Pickup
0.006 to 30 pu 0.001 F001 50
" 7236 Neutral Directional Overcurrent 1 Reverse 
Limit Angle
40 to 90 degrees 1 F001 90
" 7237 Neutral Directional Overcurrent 1 Reverse 
Pickup
0.006 to 30 pu 0.001 F001 50
" 7238 Neutral Directional Overcurrent 1 Target 0 to 2 --- 1 F109 0 (Self-reset)
" 7239 Neutral Directional Overcurrent 1 Block 0 to 4294967295 --- 1 F300 0
" 723B Neutral Directional Overcurrent 1 Events 0 to 1 --- 1 F102 0 (Disabled)
" 723C Neutral Directional Overcurrent 1 Polarizing 
Voltage
0 to 1 --- 1 F231 0 
(Calculated 
V0)
" 723D Neutral Directional Overcurrent 1 Op 
Current
0 to 1 --- 1 F196 0 
(Calculated 
3I0)
" 723E Neutral Directional Overcurrent 1 Offset 0 to 250 ohms 0.01 F001 0
" 723F Neutral Directional Overcurrent 1 Pos Seq 
Restraint
0 to 0.5 --- 0.001 F001 63
" 7240 Reserved 0 to 1 --- 1 F001 0
D30, D60, F60, 
G30, G60, L30, 
L60, L90, M60, 
N60, T60
7241 ...Repeated for Neutral Directional 
Overcurrent 2
N60, T60 7252 ...Repeated for Neutral Directional 
Overcurrent 3
Negative-Sequence Directional Overcurrent (Read/Write Grouped Settings) (2 or 3 Modules)
C70, D30, D60, 
F60, G30, G60, 
L60, L90, T60
72A0 Negative Sequence Directional Overcurrent 
1 Function
0 to 1 --- 1 F102 0 (Disabled)
" 72A1 Negative Sequence Directional Overcurrent 
1 Source
0 to 5 --- 1 F167 0 (SRC 1)
" 72A2 Negative Sequence Directional Overcurrent 
1 Type
0 to 1 --- 1 F179 0 (Neg 
Sequence)
" 72A3 Neg Sequence Directional Overcurrent 1 
Forward ECA
0 to 90 ° Lag 1 F002 75
Products Address Register name Range Units Step Format Default