9
.
Program
56
9.7.3. Destination Device Error Code
Upper byte of H402 stores the following error codes.
[Format]
Bit
15
8
7
0
Error code
#Always #00
[Error code list]
Error code (hex)
Description
#01
An unsupported function is specified.
#02
The specified address does not exist.
#03
The specified data is in an unacceptable format.
#21
Writing to a holding register is specified, but the data is out of the range
allowed for the inverter.
#22
The inverter does not allow this function because:
・
Function attempts to change a register that cannot be changed
during RUN.
・
Function attempts to issue the Enter command during RUN (UV
*1
).
・
Function attempts to write data to a register during trip (UV
*1
).
・
Function attempts to write data to a register on which the soft lock
function is enabled.
・
Function attempts to change an I/O terminal that cannot be
changed.
・
Function attempts to change the contact type of the terminal to
which the RS (Reset) is allocated.
・
Function attempts to write data to a register when the auto-tuning
function is enabled.
・
Function attempts to write data to a password-locked register when
the password function is enabled.
etc.
*1. UV: Undervoltage
#23
Function attempts to write data to a read-only register (coil).
Additional Information
For details and troubleshooting on the Destination Device errors, refer to
8-4-4 Abnormal
Response
in
8-4 Modbus Communication Protocol
of the
Multi-function Compact Inverter
MX2 Series Type V1 User’s Manual
(Cat. No. I585).
Содержание CJ2*-CPU Series
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