Fuji Electric FRENIC-VG Series, Руководство пользователя

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5.2 Fuji General-purpose Communications
5-23
Chap. 5
USING ST
ANDARD RS-
485
5.2.4 Option frame
Selecting request frame [Host J Inverter]
0 1 2 3 4 5 8 9 10 11
SOH
Station No.
ENQ
Command Data
ETX BCC
1 2 1 1 4 1 2
(byte)
Values
Byte Field
ASCII format Hexadecimal format
Description
0 SOH SOH 01
H
Transmission begins
1 '0' - '3', '9' 30
H
- 33
H
, 39
H
Inverter station address (Decimal: tens place)
2
Station No.
'0' - '9' 30
H
- 39
H
Inverter station address (Decimal: ones place)
3 ENQ ENQ 05
H
Transmission request
Request command
'a' 61
H
Speed setting 1 (S01)
'b' 62
H
Torque command (S02)
'c' 63
H
Torque current command (S03)
'd' 64
H
Magnetic flux command (S04)
'e' 65
H
Orientation position command (S05)
'f' 66
H
Run command (S06)
4 Command
'm' 6D
H
Reset command: All "0"
5 '0' - '9', 'A' - 'F' 30
H
- 39
H
, 41
H
- 46
H
1
st
character (Hexadecimal: thousands place)
6 '0' - '9', 'A' - 'F' 30
H
- 39
H
, 41
H
- 46
H
2
nd
character (Hexadecimal: hundreds place)
7 '0' - '9', 'A' - 'F' 30
H
- 39
H
, 41
H
- 46
H
3
rd
character (Hexadecimal: tens place)
8
Data
'0' - '9', 'A' - 'F' 30
H
- 39
H
, 41
H
- 46
H
4
th
character (Hexadecimal: ones place)
9 ETX ETX 03
H
Transmission ends
10 '0' - '9', 'A' - 'F' 30
H
- 39
H
, 41
H
- 46
H
Sum-check 1 (Hexadecimal: tens place)
11
BCC
'0' - '9', 'A' - 'F' 30
H
- 39
H
, 41
H
- 46
H
Sum-check 2 (Hexadecimal: ones place)
BCC target