Specifications

6 - 19
6.1.15 Position follow-up control
1-axis control using PFSTART (absolute method)
(1) With the first start, the axis is positioned to the address word device (D, W even
number) set in the servo program.
(The axis will follow-up if the contents of D, W and # are changed.)
PFSTART
AXIS
SPEED
2, D10
2000.00
200
100
0
0 100 200 300 (mm)
REAL
<K 66>
End point
(µm)
(mm/min)
Start
point
End point
D10 value × 10
–1
µm
(2) The axis will move as follows if the contents of the word device are changed
midway.
0 100 200
200mm 100mm
Speed
When positioning address is
not changed midway.
When positioning address is changed in
same direction before end point is reached.
Positioning address
0 100 200
200mm 100mm
Speed
When positioning address is
not changed midway.
When positioning address is changed in
return direction before end point is reached.
Positioning address
(3) The position follow-up control is executed continuously until the stop command is
input.
Changes in the same direction
Changes in the return direction