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9 MAIN POSITIONING CONTROL
Setting item
Operation pattern
Da.1
Control method
Da.2
Acceleration time No.
Da.3
Deceleration time No.
Da.4
Positioning address/
Da.5
movement amount
Arc address
Da.6
Command speed
Da.7
Dwell time
Da.8
M code
Da.9
* Refer to section "5.3 List of positioning data" for information on the setting details.
Positioning data setting examples
The following table shows setting examples when "speed/position changeover
control (forward run: speed/position)" is set in positioning data No. 1 of axis 1.
Setting example
Set "Positioning complete" assuming the next positioning data will not
Positioning
be executed. ("Continuous path control" cannot be set in
complete
speed/position changeover control.)
Forward run:
speed/position Set speed/position changeover control.
Designate the value set in " Pr.26 Acceleration time 1" as the
1
acceleration time at start.
Designate the value set in " Pr.9 Deceleration time 0" as the
0
deceleration time at deceleration.
INC mode ( Cd.36 is 0)
Set the movement amount after control is switched to position control.
10000.0
m
(It is assumed that " Pr.1 Unit setting" is "mm".)
ABS mode ( Cd.36 is 1)
269.71869
Set the positioning address after control is switched to position control.
degree
(It is assumed that " Pr.1 Unit setting" is "degree".)
–
Setting not required. (Setting value is ignored.)
6000.00mm/min Set the speed to be commanded.
Set a time from the positioning stop (pulse output stop) by position
500ms
control until the positioning complete signal is output. When the
system is stopped by speed control, ignore the setting value.
Set this when other sub operation commands are issued in
10
combination with the No.1 positioning data.
Setting details
9 - 55
MELSEC-A
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