YASKAWA FS100 Maintenance Manual page 239

Alarm Alarm Name Sub
Number Code
4329 SAFETY SPEED ERROR 11
(SERVO)
Meaning Cause
Teaching accelerating/
decelerating speed maximum
Connection failure
Module failure
(brake)
Module failure (amplifier)
Module failure
(motor)
Servo control board failure
Module failure (converter)
The motion speed at the center of Setting error
the flange exceeded the specified
max. speed.
Setting error
Connection failure
Module failure
(motor)
Servo control board failure
Remedy
Adjust the acceleration/deceleration of ACC and DEC instructions.
(1)Reset the alarm.
(2)If the alarm occurs again, check the connection and inserting state of the
following cables and connectors.
·The motor power line
·The encoder line
(1)Reset the alarm.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
(1)Reset the alarm.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
(1)Reset the alarm.
(2)If the alarm occurs again, replace the motor.
(1)Reset the alarm.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
(1)Reset the alarm.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
Check the following settings.
·Reduction in the motion speed
(1)Reset the alarm, and then try again.
(2)If the alarm occurs again, save the CMOS.BIN in maintenance mode, and
then contact your YASKAWA representative about occurrence status (operating
procedure).
(1)Reset the alarm.
(2)If the alarm occurs again, replace the motor.
(1)Reset the alarm.
(2)If the alarm occurs again, replace the motor.
(1)Reset the alarm.
(2)If the alarm occurs again, replace controller. Save the CMOS.BIN before
replace controller to be safe.
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