Schweitzer Engineering Laboratories SEL-749M - Page 266

D.32
SEL-749M Relay Instruction Manual Date Code 20080918
Modbus RTU Communications Protocol
Modbus Register Map
2101 (R) FAST STATUS 1
Bit 0 = Enabled
Bit 1 = Reserved
Bit 2 = Reserved
Bit 3 = Reserved
Bit 4 = Reserved
Bit 5 = Reserved
Bit 6 = Reserved
Bit 7 = Reserved
Bit 8 = IN301 Status
Bit 9 = IN302 Status
Bit 10 = IN303 Status
Bit 11 = IN304 Status
Bit 12 = IN305 Status
Bit 13 = IN306 Status
Bit 14 = IN307 Status
Bit 15 = IN308 Status
0 65535
2102 (R) TRIP STATUS LO 0 65535 1
2103 (R) TRIP STATUS HI 0 65535 1
2104 (R) WARN STATUS LO 0 65535 1
2105 (R) WARN STATUS HI 0 65535 1
2106 (R) AVERAGE CURRENT A 0 65535 1
2107 (R) IA CURRENT A 0 65535 1
2108 (R) IB CURRENT A 0 65535 1
2109 (R) IC CURRENT A 0 65535 1
210A (R) THERM CAP USED % 0 9990 0.1
210B (R) CURRENT IMBAL % 0 1000 0.1
210C (R) MAX WINDING RTD °C –32768 32767 1
210D (R) IN CURRENT A 0 65535 1
210E (R) IG CURRENT A 0 65535 1
210F (R) LATCHED TAR ROW 0 0 255 1
2110 (R) ROW 1 0 255 1
2111 (R) ROW 2 0 255 1
2112 (R) ROW 3 0 255 1
2113 (R) ROW 4 0 255 1
2114 (R) ROW 5 0 255 1
2115 (R) ROW 6 0 255 1
2116 (R) ROW 7 0 255 1
2117 (R) ROW 8 0 255 1
2118 (R) ROW 9 0 255 1
2119 (R) ROW 10 0 255 1
211A (R) ROW 11 0 255 1
211B (R) ROW 12 0 255 1
Table D.23 Modbus Register Map
a
(Sheet 22 of 26)
Address
b
(Hex) Name/Enums
c
Units
Range
Scale
Fa c tor
DeviceNet
Parameter
Number
Low High Step
Courtesy of NationalSwitchgear.com