Sel 751A - Page 505

E.43
Date Code 20100129 Instruction Manual SEL-751A Relay
Modbus RTU Communications
Modbus Register Map
688 (R) POWER FACTOR –100 100 0 0.01 788
689 (R) FREQUENCY Hz 2000 7000 6000 0.01 789
Energy Data
690 (R) MWH3PO HI MWhr 0 65535 0 0.001 790
691 (R) MWH3PO LO MWhr 0 65535 0 0.001 791
692 (R) MVARH3PI HI MVARh 0 65535 0 0.001 792
693 (R) MVARH3PI LO MVARh 0 65535 0 0.001 793
694 (R) MVARH3PO HI MVARh 0 65535 0 0.001 794
695 (R) MVARH3PO LO MVARh 0 65535 0 0.001 795
696 (R) MVAH3P HI MVAh 0 65535 0 0.001 796
697 (R) MVAH3P LO MVAh 0 65535 0 0.001 797
698 (R) LAST RST TIME ss 0 5999 0 0.01 798
699 (R) LAST RST TIME mm 0 59 0 1 799
700 (R) LAST RST TIME hh 0 23 0 1 800
701 (R) LAST RST DATE dd 1 31 1 1 801
702 (R) LAST RST DATE mm 1 12 1 1 802
703 (R) LAST RST DATE yy 2000 9999 2000 1 803
704 (R) MWH3PI HI MWhr 0 65535 0 0.1 804
705 (R) MWH3PI LO MWhr 0 65535 0 0.1 805
706–711 (R) Reserved
c
0 0 0 806–811
RTD Data
712 (R) MAX WINDING RTD degC –32768 32767 0 1 812
7FFFh = Open
8000h = Short
7FFCh = Comm Fail
7FF8h = Stat Fail
7FFEh = Fail
7FF0h = NA
713 (R) MAX BEARING RTD degC –32768 32767 0 1 813
714 (R) MAX AMBIENT RTD degC –32768 32767 0 1 814
715 (R) MAX OTHER RTD degC –32768 32767 0 1 815
716–727 (R) RTD 1 through RTD 12 degC –32768 32767 0 1 816–827
728 (R) Reserved
c
00 0 828
Light Meter Data
729 (R) LS 1 % 0 1000 0 0.1 829
730 (R) LS 2 % 0 1000 0 0.1 830
731 (R) LS 3 % 0 1000 0 0.1 831
732 (R) LS 4 % 0 1000 0 0.1 832
733–738 (R) Reserved
c
0 0 0 833–838
RMS Data
739 (R) VS RMS V 0 65535 0 1 839
740 (R) IA RMS A 0 65535 0 1 840
741 (R) IB RMS A 0 65535 0 1 841
742 (R) IC RMS A 0 65535 0 1 842
743 (R) IN RMS A 0 65535 0 1 843
Table E.32 Modbus Register Map
a
(Sheet 18 of 56)
Modbus Register
Address
b
Name/Enums Units Min Max Default
Scale
Facto r
DeviceNet
Parameter
Numbers