Mitsubishi Electric MELSEC Q Series, User Manual

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Chapter 16 Troubleshooting
Classification
of warnings
Warning
code
Warning name Warning Operation status at warning occurrence
Common
warnings
120
Control mode switching
during BUSY
Control mode switching was executed
from the position control mode to the
speed control mode/torque control mode
while BUSY was turned ON.
The control mode is not switched.
(Positioning during operation continues.)
121
Control mode switching
during zero speed OFF
Control mode was changed when "Zero
speed" ([Md.108] Servo status) was turned
OFF.
The control mode is not switched.
(Current operation continues.)
122
Outside control mode
range
Control mode switching request was
performed by specifying a value outside
the range for "[Cd.139] Control mode
setting".
123 Control mode switching
Control mode switching request was
performed during the control mode
switching.
Control mode switching request is not
accepted.
130
Outside mark detection
signal setting range The mark detection signal setting is
outside the range.
All mark detections are not operated.
131
Outside mark detection
data type setting range The mark detection data type setting is
outside the range.
132
Outside mark detection
data axis No. setting
range
When the mark detection data type setting
is not "Optional 2 word buffer memory",
the mark detection data type setting is
outside the range.
All mark detections are not operated.
133
Outside mark detection
data buffer memory No.
setting range
When the mark detection data type setting
is "Optional 2 word buffer memory", the
mark detection data buffer memory No. is
outside the range or odd number.
JOG operation
warnings
300
Speed change during
deceleration
The speed change request is issued
during deceleration stop with JOG start
signal OFF.
The speed change is not carried out.
301 JOG speed limit value
• The JOG speed
(Note-1)
is exceeded the
speed limit value at start.
• The new speed value
(Note-1)
exceeds
the JOG speed limit value when the
speed is changed during JOG operation.
(Note-1): This speed is a value in which
override value is considered
when override function is used.
("[Cd.13] Positioning operation
speed override" is set other than
100[%].)
• When the speed exceeds the JOG speed
limit, the JOG operation is carried out with
the JOG speed limit value.
• While the speed is limited by the JOG
speed limit value, the "[Md.39] In speed
limit flag" is turned ON.
Manual pulse
generator
operation
warnings
401
Outside manual pulse
generator input
magnification range The manual pulse generator 1 pulse input
magnification is set to 0, 10001 or more,
or negative value.
• When input magnification is set at 10001
or more, or negative value:
Re-set to 10000.
• When input magnification is set at 0: Re-
set to 1.