GE 339, Руководство по связи

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11-78 SR3 SERIES PROTECTIVE RELAY PLATFORM – COMMUNICATIONS GUIDE
345 FORMAT CODES CHAPTER 11: 345 MODBUS MEMORY MAP AND FORMAT CODES
F11 unsigned 32 bits Unsigned 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: 0001 hex 2nd word: E240 hex
F12
signed 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
signed 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
F14
signed 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
F14A
signed 32 bits 2's Complement Signed Long Value 3
Decimal Places
F15 unsigned 16 bits Hardware Revision
0 Prototype Prototype
1 A A
2 B B
3 C C
4 D D
5 E E
6 F F
7 G G
8 H H
9 I I
10 J J
11 K K
12 L L
13 M M
14 N N
15 O O
16 P P
17 Q Q
18 R R
19 S S
20 T T
21 U U
22 V V
Code Type Definition Long Description