8.4 Zero Point Return (ZRET)
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(3) Operating Procedure
(4) Holding
Holding execution is not possible during zero point return operation. The Command Pause bit (OB
090) is
ignored.
(5) Aborting
Axis travel can be stopped during command execution and the remaining travel cancelled by aborting execution
of a command. A command is aborted by setting the Command Abort bit (OB
091) to 1.
Set the Command Abort bit (OB
091) to 1. The axis will decelerate to a stop. When the axis has stopped, the
Positioning Completed bit (IB
01C) will turn ON.
This type of operation will also be performed if the motion command is changed during axis movement.
No. Execution Conditions Confirmation Method
1 There are no alarms. Both IL
02 and IL
04 are 0.
2 The Servo ON condition. IB
001 is ON.
3 Motion command execution has been completed. IW
08 is 0 and IB
090 is OFF.
Set the motion setting parameters.
The parameters that need to be set will
depend on the zero point return method.
Refer to the previous pages for details.
• The software limit function will be enabled after the Zero Point
Return operation has been completed.
• The Command Pause (OB
090) cannot be used.
• Set OB
091 to 1 to abort the command.
Execute the zero point return (ZRET)
motion
command.
• Set OW
08 to 3.
Zero point return operation starts.
• IW
08
will be 3 during execution.
Zero point return operation completed.
• IB
0C5 will turn ON.
Execute NOP motion command.
• Set OW
08 to 0.
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