Mitsubishi Electric MELSEC-L LD75D, User Manual

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561
CHAPTER 12 CONTROL SUB FUNCTIONS
12
12.
5
F
unct
ions
t
o C
hange t
he C
ont
rol
Det
ails
(3) Setting method
The following table and chart show the example of a data setting and program used to change the target position
of the axis 1 by the command from CPU module, respectively." (Example in which the target position value and
command speed are changed to a new target position of "300.0

m" and a new command speed of
"10000.00mm/min".)
(a) Set the following data.
(Use the start time chart shown in section (b) below as a reference, and set data using the program shown in
section (c).)
Refer to  Page 211, Section 5.7 for the information on detail settings.
(b) The following shows the time chart for target position change.
Setting item Setting value Setting details
Buffer memory address
Axis 1 Axis 2 Axis 3 Axis 4
[Cd.27]
Target position
change value
(new address)
3000 Set the new address.
1534
1535 1634
1635 1734
1735 1834
1835
[Cd.28]
Target position
change value
(new speed)
1000000 Set the new speed.
1536
1537 1636
1637 1736
1737 1836
1837
[Cd.29]
Target position
change request
flag
1 Set "1: Carry out speed change". 1538 1638 1738 1838
V
t
1
0
1000000
0
3000
Cd.28
Cd.29
[Y10]
[Y0]
[X0]
[X10]
[XC]
[X14]
[X8]
Positioning start signal
PLC READY signal
LD75 READY signal
Start complete signal
BUSY signal
Positioning complete
signal
Error detection signal
Cd.27 Target position change value
(New address)
Target position change value
(New speed)
Target position change
request flag
Dwell time