35
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.
In-position zone
setting
Count in error
counter
Time
In-position
Flag
ON
OFF
In-position
Flag
Positioning
Flag
Positioning
Completed Flag
Stopped
Flag
Desired
position
Within the
in-position zone
setting
Count in
error counter
Í
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
Range: 1 to 9999
(Default: 0)
Backlash
Backlash
compensation
Address
1
Backlash Compensation (X
axis: 406, Y axis: 806)
Setting Parameters
Section 3-3
