Chapter 4 Parameters
|
4-76
Revision July 2008, EG03, SW V1.06
RTU mode:
Command message:
Response message:
Error response message
ADR 01H
ADR 01H
ADR 01H
CMD
06H
CMD 1
06H
CMD 1
86H
data 01H
data 01H
Error
code
02
Starting address
00H
Starting address
00H
CRC CHK LOW
C3H
data
17H
data
17H
CRC CHK HIGH
A1H
00H
70H
CRC CHK LOW
87H
CRC CHK LOW
87H
CRC CHK HIGH C6H
CRC CHK HIGH
C6H
●
Command code: 08H, loop detection
This command is used to test the communication condition between master control
equipment (usually is PC or PLC) and AC drive. AC drive will deliver the data that received
from AC drive to master control equipment.
For example:
ASCII mode:
Command message:
Response message:
Error response message
STX ‘:’
STX ‘:’
STX ‘:’
ADR 1
‘0’
ADR 1
‘0’
ADR 1
‘0’
ADR 0
‘1’
ADR 0
‘1’
ADR 0
‘1’
CMD 1
‘0’
CMD 1
‘0’
CMD 1
‘8’
CMD 0
‘8’
CMD 0
‘8’
CMD 0
‘8’
data ‘0’
data ‘0’
Error ‘0’
Starting ‘0’
Starting ‘0’
code ‘2’
address
‘0’
‘0’
LRC CHK 0
‘6’
‘0’
‘0’
LRC CHK 1
‘D’
data ‘1’
data ‘1’
END
1 CR
‘7’
‘7’
END
0
LF
‘7’
‘7’
‘0’
‘0’
LRC CHK 1
‘7’
LRC CHK 1
‘7’
LRC CHK 0
‘0’
LRC CHK 0
‘0’
END 1
CR
END 1
CR
END 0
LF
END 0
LF
Summary of Contents for AC Motor Drive VFD-G
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