Fuji Electric FRENIC-AQUA series User Manual page 76

Rs-485 communication
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Polling response frame [inverter ⇒ host]
0
1 2
Station
SOH
ACK/NAK Command
address
1
2
Field
ASCII
format
0
SOH
SOH
1
Station
0 to 3
address
2
0 to 9
3
ACK/NAK
ACK
4
Command
g
j
k
h
0 to 9,
5
Data
A to F
6
7
8
9
ETX
ETX
0 to 9,
10
BCC
A to F
11
3
4
5
1
1
For BCC
Table 4.8 Polling response frame (ACK)
Value
Hexadecimal
format
01
Start of message
H
30
to 33
Station address of the inverter (decimal: ten's figure)
H
H
30
to 39
Station address of the inverter (decimal: one's figure)
H
H
Transmission request
06
Acknowledgement: There was no receiving or logical
H
error.
Request command
67
Actual frequency, actual speed (M06)
H
6A
Output frequency monitor (M09)
H
6B
Operation status monitor (M14)
H
68
Torque monitor (M07)
H
30
to 39
Data's first character (hexadecimal: thousand's figure)
H
H
41
to 46
H
H
Data's second character (hexadecimal: hundred's
figure)
Data's third character (hexadecimal: ten's figure)
Data's fourth character (hexadecimal: one's figure)
03
End of message
H
30
to 39
Checksum 1 (hexadecimal: ten's figure)
H
H
41
to 46
H
H
Checksum 2 (hexadecimal: one's figure)
4-9
to
8
9
10 11
Data
ETX
BCC
4
1
(byte)
Description
4.1 Messages
2

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