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Setting Parameters
Backlash Compensation (X
axis: 406, Y axis: 806)
The following diagram and timing chart show the relationships between the
error counter count, the in-position zone, the In-position Flag, and other posi-
tioning flags. As shown below, positioning is consider complete when the
count in the error counter is less than or equal to the value set for the in-posi-
tion zone.
Count in error
counter
In-position zone
setting
In-position
ON
Flag
OFF
In-position
Flag
Positioning
Flag
Positioning
Completed Flag
Stopped
Flag
Backlash refers to the amount of mechanical play present in gears. The
meshing tolerance in the situation shown below would become a problem if
the next positioning action were in the reverse direction. Generally, compen-
sation is necessary whenever the direction changes.
1 Word
1 Word
Backlash
Address
1
compensation
Backlash
Count in
error counter
Within the
in-position zone
Desired
setting
position
Í
Range: 1 to 9999
(Default: 0)
Section 3-3
Time
35
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