Mitsubishi Electric MELSEC-Q Series User Manual page 307

Error code
Description
(hexadecimal)
BA1E to BA21 System error
Concurrent execution
BB01
error
BBC1 Mode setting error
Station number setting
BBC2
error
BBC3 System error
Multiple master
BBC5
stations error
BBC7 and BBC8 System error
*1 The master/local module with the serial number (first five digits) of 09112 or later supports this function.
When using the master/local module with the serial number (first five digits) of 09111 or earlier, reset the CPU module.
Error cause (details)

The following requests (including
the same request) were tried to
be executed to the same station
at the same time.
• Message transmission function
• Remote device station
initialization procedure
registration function
• G(P).RISEND or G(P).RIRCV
instruction
• Access from a peripheral to a
remote device station
The remote I/O net mode is set
for a station other than the station
number 0.
A station number is set to a
number other than 0 to 64 using
the station number setting
switches on the module, or the
last station number has
exceeded 64.

Multiple master stations exist on
the same line.
Or noise has been detected on
the line at power-on.

CHAPTER 11 TROUBLESHOOTING
Corrective action
Please consult your local
Mitsubishi representative.
Perform the processes one by
one.
When setting the remote I/O net
mode, set the station number
setting switches to 0.
Check the station number and the
number of occupied stations of
the module.
Please consult your local
Mitsubishi representative.
Reduce the number of master
stations on the same line to one.
Or when the data link starts by
turning on Master station
duplication error canceling
request (SB0007), check the line
*1
status.
Please consult your local
Mitsubishi representative.
Delectability
Master Local
station station
11
×
×
305