Sel 751A - Page 502

E.40
SEL-751A Relay Instruction Manual Date Code 20100129
Modbus RTU Communications
Modbus Register Map
Event Report Settings
571 (R/W) EVENT LENGTH cyc 0 1 0 671
0 = 15
1 = 64
572 (R/W) PREFAULT LENGTH cyc 1 59 5 1 672
573 (R) Reserved
c
00 0 673
574 (R/W) ENABLE ALIASES 0 20 4 674
575 (R/W) LDP ACQ RATE min 0 4 2 1 675
0 = 5
1 = 10
2 = 15
3 = 30
4 = 60
576 (R/W) AUTO-REMOVAL EN 0 1 0 676
0 = N
1 = Y
577 (R/W) NUM OF COUNTS 2 20 5 1 677
578 (R/W) REMOVAL TIME sec 1 900 10 0.1 678
579–580 (R) Reserved
c
0 0 0 679–680
Front-Panel Settings
581 (R/W) DISPLAY PTS ENABL 0 32 4 1 681
582 (R/W) LOCAL BITS ENABL 0 32 0 1 682
583 (R/W) LCD TIMEOUT min 0 30 15 1 683
0 = Off
584 (R/W) LCD CONTRAST 1 8 5 1 684
585 (R/W) CLOSE RESET LEDS 0 1 1 685
0 = N
1 = Y
586 (R/W) FP AUTOMESSAGES 0 1 0 686
0 = OVERRIDE
1 = ROTATING
587–590 (R) Reserved
c
0 0 0 687–690
Reset Settings
591 (R/W) RESET DATA 0 1023 0 1 691
Bit 0 = Trip Reset
Bit 1 = Set to Defaults
Bit 2 = Reset Stat Data
Bit 3 = Reset Hist Data
Bit 4 = Reset Comm Cntr
Bit 5 = Reserved
Bit 6 = Rst Enrgy Data
Bit 7 = Rst Mx/Mn Data
Bit 8 = Rst Demand
Bit 9 = Rst Peak Demand
Bit 10–15 = Reserved
592–601 (R) Reserved
c
0 0 0 692–701
Date/Time Settings
602 (R/W) SET SEC 0 5999 0 0.01 702
603 (R/W) SET MIN 0 59 0 1 703
604 (R/W) SET HOUR 0 23 0 1 704
605 (R/W) SET DAY 1 31 1 1 705
Table E.32 Modbus Register Map
a
(Sheet 15 of 56)
Modbus Register
Address
b
Name/Enums Units Min Max Default
Scale
Facto r
DeviceNet
Parameter
Numbers