Mitsubishi Electric MELSEC-Q Series User Manual page 669

[3] Method of setting target position change function from PLC CPU
Setting item
Target position
change value
[Cd.27]
(New address)
Target position
[Cd.28] change value
(New speed)
Target position
[Cd.29] change request
flag
: Refer to Section 5.7 "List of control data" for details on the setting details.
Positioning start signal [Y10]
PLC READY signal [Y0]
All axis servo ON [Y1]
READY signal [X0]
Start complete signal
( Md. 31 Status: b14)
BUSY signal [X10]
Positioning complete signal
( Md. 31 Status: b15)
Error detection signal
( Md. 31 Status: b13)
Target position change value
Cd.27
(New address)
Target position change value
Cd.28
(New speed)
Target position change request
Cd.29
flag
Fig. 13.34 Time chart for target position change from PLC CPU
The following table and chart show the example of a data setting and sequence
program used to change the target position of the axis 1 by the command from
the PLC CPU, 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 "10000.00 mm/min".)
(1) The following data is set.
(Referring to the target position change time chart shown in item (2) below,
carry out the setting with the sequence program shown in item (3).)
Setting
value
3000 Set the new address.
1000000 Set the new speed.
Set "1: Requests a change in the target
1
position".
(2) The following shows the time chart for target position change.
V
Setting details
0
1
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Chapter 13 Control Sub Functions
Buffer memory address
4334+100n
4335+100n
4336+100n
4337+100n
4338+100n
Dwell time
3000
1000000
0
n: Axis No.-1
t