489 GENERATOR MANAGEMENT RELAY – COMMUNICATIONS GUIDE
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F5
16 bits
2’s COMPLEMENT SIGNED VALUE
1 DECIMAL PLACES
Example: -123.4 stored as -1234 (i.e. 64302)
F6
16 bits
2’s COMPLEMENT SIGNED VALUE
2 DECIMAL PLACES
Example: –12.34 stored as –1234 (i.e. 64302)
F10
32 bits
2’s COMPLEMENT SIGNED LONG VALUE
1 DECIMAL PLACE
1st 16 bits
High Order Word of Long Value
2nd 16 bits
Low Order Word of Long Value
Example: –12345.6 stored as
–123456 (i.e. 1st word: FFFE hex, 2nd word: 1DC0 hex)
F12
32 bits
2’s COMPLEMENT SIGNED LONG VALUE
1st 16 bits
High Order Word of Long Value
2nd 16 bits
Low Order Word of Long Value
Example: -123456 stored as -123456
(i.e. 1st word: FFFE hex, 2nd word: 1DC0 hex)
F13
32 bits
2’s COMPLEMENT SIGNED LONG VALUE, 3
DECIMAL PLACES
1st 16 bits
High Order Word of Long Value
2nd 16 bits
Low Order Word of Long Value
Example: -123.456 stored as -123456
(i.e. 1st word: FFFE hex, 2nd word: 1DC0 hex)
F14
32 bits
2’s COMPLEMENT SIGNED LONG VALUE, 2
DECIMAL PLACES
1st 16 bits
High Order Word of Long Value
2nd 16 bits
Low Order Word of Long Value
Example: -1234.56 stored as -123456
(i.e. 1st word: FFFE hex, 2nd word: 1DC0 hex)
F15
16 bits
HARDWARE REVISION
0000 0000 0000
0001
1 = A
0000 0000 0000
0010
2 = B
...
...
0000 0000 0001
1010
26 = Z
F16
16 bits
SOFTWARE REVISION
1111 1111
xxxx xxxx
Major Revision Number
0 to 9 in steps of 1
xxxx xxxx 1111
1111
Minor Revision Number (two BCD digits)
00 to 99 in steps of 1
Example: Revision 2.30 stored as 0230 hex
F18
32 bits
DATE (MM/DD/YYYY)
1st byte
Month (1 to 12)
2nd byte
Day (1 to 31)
3rd & 4th byte
Year (1995 to 2094)
Example: Feb. 20, 1996 stored as 34867148 (i.e. 1st word: 0214, 2nd
word 07CC)
F19
32 bits
TIME (HH:MM:SS:hh)
1st byte
Hours (0 to 23)
2nd byte
Minutes (0 to 59)
3rd byte
Seconds (0 to 59)
4th byte
Hundredths of seconds (0 to 99)
Example: 2:05pm stored as 235208704 (i.e. 1st word: 0E05, 2nd word
0000)
F20
32 bits
2’s COMPLEMENT SIGNED LONG VALUE
1st 16 bits
High Order Word of Long Value
2nd 16 bits
Low Order Word of Long Value
Note: -1 means “Never”
Table CG–2: Data Formats (Sheet 2 of 14)
CODE
TYPE
DEFINITION
Содержание Multilin 489
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