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9 MAJOR POSITIONING CONTROL
Da. 8
Da. 8
Da. 8
Da. 8
Positioning start signal
[Y10]
BUSY signal
[XC,XD,XE,XF]
Positioning complete signal
[X14,X15,X16,X17]
Axis stop signal (stop command)
(Either Y4,Y5,Y6 or Y7)
In speed control flag
Operation chart
The following chart shows the operation timing for 4-axis speed control with axis 1
as the reference axis.
The "in speed control" flag (
The "positioning complete signal" is not turned ON.
V
Command speed
V
Command speed
V
Command speed
V
Command speed
ON
OFF
OFF
OFF
OFF
OFF
Md.31
Status: b0
Fig. 9.12 4-axis speed control operation timing
Md.31
Status: b0) is turned ON during speed control.
Interpolation axis (axis 4)
Interpolation axis (axis 3)
Interpolation axis (axis 2)
Referense axis (axis 1)
ON
ON
9 - 79
t
t
t
t
Does not turn ON even
when control is stopped
by stop command.
ON
MELSEC-Q
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