LSIS XBE-DC08A, User Manual

Page: 684 / 1284

Po
sit
io
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Chapter 8 Functions
8-131
8.5.4 Position Override
This is used to change the goal position during positioning operation by positioning data.
(1) Characteristics of Control
(a) Position override command is used in the operation pattern (Acceleration, Constant speed, Deceleration section) and the
available operation mode is End operation, Keep operation, Continuous operation.
(b) Position setting range is –2147483648
∼ 2147483647 Pu
lse.
(c) As the operation is different according to Position Override command during operation, cares should be taken in using.
In other words, if position of position override at the moment of commanding position override is bigger than the position it
stopped at, the positioning direction would be forward. If it is smaller, the direction would be reverse.
(d) This command may be executed several times in operation.
(2) Operation timing
Position
ON
Speed
Start
In-operation
ON
Setting Speed
Position override
command
ON
Positioning complete
ON
Override
position2
Current position Goal Position
ON
Override
position1
Position override is executed
when decelerating,
it starts accelerating
Override position1 Override position2
If position override is executed in operation, the goal position is changed to override position1 and keep operating. If
position override for override position2 is executed at dec. area, positioning is finished by acc. speed already set at
override position2.