Panasonic FP2-PP2T Technical Manual page 150

Operations of each contact
The BUSY flag (X18) indicating the state that a motor is running turns on when the home return started,
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and it turns off when the operation completed.
The deviation counter clear signal turns on during the deviation counter clear signal ON time on
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completion of the home return operation.
The home return done flag (X28) indicating the state that an operation completed turns on when the
-
home return operation completed, and it will be held until any operation among the position control,
JOG operation, home return and pulser operation starts. The timing of that the flag turns on is at the
time that the home return operation completed.
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Sample program
Precautions on programming
The number of the startup contact and flag varies depending on the number of axes and the installation
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position.
The specified slot number varies depending on the installation position of the unit.
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Operation at limit input
Condition
When Home return operation
is executed
During Home return operation
10-6
Direction Limit status
Limit input(+):ON
Forward
Limit input (-):ON
Limit input(+):ON
Reverse
Limit input (-):ON
Forward Limit input(+):ON
Reverse Limit input (-):ON
Operation
Executable
Executable
Executable
Executable
Automatic reverse operaiton
Automatic reverse operaiton