Mitsubishi Electric MELSEC-Q QD75M User Manual page 683

15 TROUBLESHOOTING
Classification Error
of errors code
533 Condition data error
Special start
534
instruction error
Circular interpolation
535
not possible
Positioning
M code signal ON at
536
operation positioning start
errors
PLC READY signal
537 OFF at positioning
start
READY signal OFF
538
at positioning start
Outside start No.
543
range
544 Outside radius range The arc radius exceeds 536870912.
Control system
545
LOOP setting error
Error name
• The condition setting values are not
set or outside the setting range.
• The condition operator setting
values are not set or outside the
setting range.
• The condition operator is a bit
operator, and the parameter 1 is 32
or more.
• An unusable condition operator is
set for the set condition.
• The conditional operator is the
range operator and parameter 1 is
greater than parameter 2.
• The partner axis designation for
simultaneous start includes the
self-axis.
• No applicable special start
instruction is present.
Circular interpolation is carried out
on an axis in the unit of degree.
The positioning start is carried out
when an M code ON signal (X4 to
X7) is turned ON.
The positioning start is carried out
when the PLC READY signal (Y0) is
turned OFF.
The positioning start is carried out
when the QD75 READY signal (X0)
is turned OFF.
• At the start of positioning, the
setting value of the "positioning
start No." of the axis control data is
outside the ranges of 1 to 600,
7000 to 7004, and 9000 to 9004.
• At a Pre-reading start, the
"positioning start No." setting of the
axis control data is other than 1 to
600.
A "0" is set in the control system
"LOOP".
Error
The operation is terminated.
At start, the system will not operate.
At start: The system will not operate.
During operation:
The operation is terminated.
15 - 20
MELSEC-Q
Operation status at error occurrence
The system stops
immediately.