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7. POSITIONING CONTROL
M9039
0
M9074
2
X0000
M9074
4
M500
11
M9074 M501
13
CIRCUIT END
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(4) Servo program
The servo program No. 500 for speed-switching control is shown below.
<K500>
VSTART
ABS-2
Axis
2,
Axis
3,
Speed
VABS
Axis
2,
Speed
VABS
Axis
2,
Speed
VEND
(5) Sequence program
The sequence program which runs the servo program is shown below.
M2009
M9076
M2002
M2003
search engine
Start speed-switching control
2-axes linear interpolation control (absolute data method)
100000
Axis used ...............Axis 2, Axis 3
50000
2000
End address
40000
8000
Positioning speed ......2000
Speed-switching point, speed setting
70000
5000
Indicated axis number
Speed-switching points
Speed to speed-switching point
End speed-switching control
PLS
M500
SET
M501
K
SVST
J2J3
500
RST
M501
7 − 84
Axis 2......100000
Axis 3......50000
Axis 2
40000
8000
Turns ON PLC ready.
M2000
Turns ON all axes servo start command.
M2042
Turns ON servo program No.500 start
command flag (M501) when X000 turns
OFF ON.
Servo program No.500 execution request.
Turns OFF M501 on completion of servo
program No.500 execution request.
70000
5000
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