Mitsubishi Q2ASCPU User Manual page 125

Error
Code Error Contents and Cause
(SD0)
Startup was executed at a block in the
4630 SFC program that was already started
up.
• Startup was attempted at the step
that does not exist in the SFC
program.
Or, the step that does not exist in the
SFC program was specified for end.
4631 • Forced transition was executed
based on the transition condition that
does not exit in the SFC program.
Or, the transition condition for forced
transition that does not exit in the
SFC program was canceled.
There were too many simultaneous
4632 active steps in blocks that can be
designated by the SFC program.
There were too many simultaneous
4633 active steps in all blocks that can be
designated.
Corrective Action
Read common information of the error
using the peripheral device, check error
step corresponding to its numerical
value (program error location), and
correct the problem.
• Read the common information of the
error using the peripheral device, and
check and correct the error step
corresponding to that value (program
error location).
• Turn ON if the special relay SM321 is
OFF.
Read common information of the error
using the peripheral device, check error
step corresponding to its numerical
value (program error location), and
correct the problem.
110
Corresponding
CPU
QnA
QnA
QnA
QnA