Delta Electronics ASDA-B Series User Manual page 249

Chapter 8 MODBUS Communications|ASDA-B Series
Communication Related Error Code
If one communication error occurs during communication, the AC servo drive will respond the corresponding
error value and command code plus 80H back to the external controller.
For example,
ASCII Mode
STX
ADR
CMD
Error Code
LRC Check
End 1
End 0
Error Code
Error Code
0x01
0x02
0x03
0x04
0x05
0x06
0x27 OUT_OF_RANGE
0x28 PASSWORD_FAIL
0x29 SRVON_WR_DISABLE
8-14
':'
'0'
'1'
'8'
'6'
'0'
'2'
'7'
'7'
CR
LF
Error Code
GRP_ERR Group Error: Read/Write unexisted parameter group
IDX_ERR Parameter Error: Read/Write unexisted parameter
Value Error: Setting value is not within the setting range.
VAL_ERR (Higher than the maximum setting value or lower than the
minimum setting value)
Numbers of Data Error: Numbers of read and write data
OV_PT
exceed the maximum. (9 numbers)
ZO_PT 0 Number Error: Number of read and write data is 0.
WRITE_ERR Write Error: Write the read-only and reserved parameters.
Illegal Value: Although the setting value is within the setting
range, it is not a legal value for this parameter.
Password error: For security, password is needed for
reading and writing some parameters. For example, before
enabling P4-10, users have to set P2-08 to 20 first.
SON Protection: Some parameters cannot be enabled
when Servo On. (SON signal is activated.)
RTU Mode
ADR
CMD
Error Code
CRC Check Low
CRC Check High
Description
01H
86H
02H
C3H
A1H
Revision January 2009