C.9
Date Code 20080918 Instruction Manual SEL-749M Relay
SEL Communications Processors
SEL Communications Processor Example
Relay Word
Bits Information
Table C.9 lists the Relay Word bit data available in the SEL communications
processor TARGET region.
YEAR 2006h char
HOUR 2007h char
MIN 2008h char
SECONDS 2009h char
MSEC 200Ah int
IA 200Bh float
IB 200Dh float
IC 200Fh float
IAVG 2011h float
IN 2013h float
IR 2015h float
IIMB 2017h float
TCU(%) 2019h float
FREQ 201Bh float
VA B 2 0 1 D h f l o a t
VBC 201Fh float
VCA 2021h float
* 2023h float
VAVG 2025h float
VIMB 2027h float
P (MW) 2029h float
Q (MVAR) 202Bh float
S (MVA) 202Dh float
PF 202Fh float
WDG 2031h float
BRG 2033h float
AMB 2035h float
OTH 2037h float
Table C.8 Communications Processor METER Region Map (Sheet 2 of 2)
Item Starting Address Type
Table C.9 Communications Processor TARGET Region (Sheet 1 of 2)
Address
Relay Word Bits (in Bits 7–0)
7 6 5 4 3 2 1 0
2804h
* * * STSET * * * *
2805h
* WA RN I N G * * * * * *
2806h See Table G.1, Row 0
2807h See Table G.1, Row 1
2808h See Table G.1, Row 2
2809h See Table G.1, Row 3
Courtesy of NationalSwitchgear.com
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