Mitsubishi Electric MELSEC-Q Series - Page 509

APP - 18
APPENDICES
(3) Positioning control errors (200 to 299)
These are errors detected during the positioning control.
The error codes, causes, processing and corrective actions are shown in Table
1.5.
Table 1.5 Positioning control error (200 to 299) list
Error
code
Control mode
Error cause
Error
processing
Corrective action
Positioning Fixed-pitch feed Speed Speed-position switching Speed switching Constant-speed JOG Manual pulse generator Home position return Position follow-up control OSC Speed control with fixed
p
osition sto
p
Speed-torque control
200
• The PLC ready flag (M2000)
turned off during the control
by the servo program.
Deceleration
stop
(Immediate
stop during
torque
control and
continuous
operation to
torque
control)
• Turn the PLC ready flag
(M2000) on after all axes have
stopped.
201
• The PLC ready flag (M2000)
turned off during the home
position return.
Deceleration
stop
• Perform the home position
return again after turning the
PLC ready flag (M2000) on or
turning the stop command
(M3200+20n) or rapid stop
command (M3201+20n) off.
Return to a point before the
proximity dog signal ON
using JOG operation or
positioning operation, and
perform the home position
return again in the proximity
dog method.
202
• The stop command
(M3200+20n) turned on
during the home position
return.
203
• The rapid stop command
(M3201+20n) turned on
during the home position
return.
Rapid stop
204
• The PLC ready flag (M2000)
turned off to on again during
deceleration by turning off
the PLC ready flag (M2000).
No operation
• Turn the PLC ready flag
(M2000) off to on after all axes
have stopped.
Turn the PLC ready flag
(M2000) off to on during
deceleration is "no
operation".