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MELSEC-Q
6 SEQUENCE PROGRAM USED FOR POSITIONING CONTROL
6.5.4 Continuous operation interrupt program
During positioning control, the control can be interrupted during continuous positioning
control and continuous path control (continuous operation interrupt function). When
"continuous operation interruption" is execution, the control will stop when the
operation of the positioning data being execu ted ends. To execute continuous
operation interruption, set "1: Continuous oper ation interrupt request" for " Cd.18
Interrupt request during continuous operation" .
[1] Operation during continuous operation interruption
Start
Positioning data No. 10 Positioning data No. 11 Positioning data No. 12
Stop command ON or
continuous operation interrupt request
V
t
Stop process at continuous operation
interrupt request
Stop process when stop command turns ON
Fig. 6.12 Operation during continuous operat ion interruption
[2] Restrictions
(1) When the "continuous operation interrupt request" is executed, the pos itioning
will end.
Thus, after stopping, the operation cannot be "restarted".
When " Cd.6 Restart command" is issued, a war nin g "Res tar t not pos sib le "
(warning code: 104) will occur.
(2) Even if the stop command is turned ON after executing the "continuo us
operation interrupt request", the "continuous operation interrupt req uest"
cannot be canceled.
Thus, if "restart" is executed after stopping by turning the stop c ommand ON,
the operation will stop when the positioning data No. where "continuous
operation interrupt request" was executed is completed.
Axis 2
Axis 1
Positioning for positioning data No. 12
is not executed
Positioning with positioning data No. 10
Positioning with positioning data No. 11
Continuous operation
interrupt request
Positioning ends with continuous
operation interrupt request