Stop Operation Of Output Axis - Mitsubishi Electric MELSEC iQ-R RD78G4 User Manual

Stop operation of output axis

If the following causes occur in stopping the output axis during synchronous control, synchronous control is completed after
stops processing for the output axis (BUSY signal is OFF, axis operation status is standby).
Synchronous alignment must be executed for the output axis to restart the synchronous control (Page 122 Output Axis
Module).
Stop cause
The target axis bit of "[Cd.380] Synchronous control start" is turned from ON to OFF.
Software stroke limit error occurrence
Emergency stop
Forced stop
*1
Stop group1 to 3 (Stop with hardware stroke limit or stop command)
*1 Refer to "Stop" in the following manual for details.
MELSEC iQ-R Motion Module User's Manual (Application for Simple Motion Mode)
Immediate stop
The operation stops without deceleration. The Motion module immediately stops the command, however, the operation will
coast for the droop pulses accumulated in the deviation counter of the servo amplifier.
[Md.407] Cam axis position
value per cycle
[Md.20] Command position
value
(Cam operation)
[Md.22] Speed command
[Cd.380] Synchronous
control start
(Target axis bit)
BUSY signal
1 OUTLINE OF ADVANCED SYNCHRONOUS CONTROL
26
1.3 Operation Method of Synchronous Control
Stop process
Immediate stop
Deceleration stop
t
t
t
Immediate stop