E.58
SEL-787 Relay
Instruction Manual
Date Code 20081022
Modbus RTU Communications
Modbus Register Map
3037H (R)
MAX/MIN AI3 DATA
876
891
876
1
3038H (R)
MAX/MIN AI4 DATA
892
907
892
1
3039H (R)
MAX/MIN AI5 DATA
908
923
908
1
303AH (R)
MAX/MIN RST DATA
924
939
924
1
303BH (R)
ANA INP DATA
940
969
940
1
303CH (R)
MATH VARIABLES
970
1033
970
1
303DH (R)
DEVICE COUNTERS
1034
1065
1034
1
303EH (R)
RESERVED AREA5
1066
1081
1066
1
303FH (R)
HISTORICAL DATA
1082
1116
1082
1
3040H (R)
TRIP/WARN DATA
1117
1125
1117
1
3041H (R)
COMMN COUNTERS
1126
1141
1126
1
3042H (R)
RELAY ELEMENTS
1142
1249
1142
1
PRODUCT INFORMATION
4000H (R)
VENDOR CODE
0
65535
865
na
865 = SEL
4001H (R)
PRODDUCT CODE
0
65535
105
na
4002H (R/W)
ASA NUMBER LOW
0
65535
na
4003H (R/W)
ASA NUMBER HIGH
0
65535
na
4004H (R)
FIRMWARE REVISION
1
32639
na
4005H (R)
NUM OF PAR
1
2000
1249
na
4006H (R)
NUM OF PAR GROUP
1
100
66
na
4007H (R/W)
MAC ID
1
99
0
na
64-99 = Swr Configurable
4008H (R/W)
DN BAUD RATE
0
9
0
na
0 = 125 kbps
1 = 250 kbps
2 = 500 kbps
3 = AUTO
4-9 = Swr Configurable
4009H (R/W)
DN STATUS
0
31
0
na
Bit 0 = Explicit Cnxn
Bit 1 = I/O Cnxn
Bit 2 = Explicit Fault
Bit 3 = I/O Fault
Bit 4 = I/O Idle
Bit 5–Bit 15 = Reserved
400AH
not used
400BH (R)
CONFIG PAR CKSUM
0
na
400CH (R)
LANGUAGE CODE
0
na
0 = English
1 = French
2 = Spanish (Mexican)
3 = Italian
4 = German
5 = Japanese
6 = Portugese
7 = Mandarin Chinese
8 = Russian
9 = Dutch
Table E.32
Modbus Register Map
a
(Sheet 37 of 38)
Modbus Register
Address
b
Name / Enums
Units
Min
Max
Def
Scale
Factor
DeviceNet
Parameter
Numbers
Summary of Contents for SEL-787
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