Mitsubishi Electric MELSEC iQ-R Series User Manual page 264

If the speed is changed when an acceleration/deceleration change is enabled, the "new acceleration/
deceleration time" will become the acceleration/deceleration time of the positioning data being executed. The
"new acceleration/deceleration time" remains valid until the changeover to the next positioning data. (The
automatic deceleration processing at the completion of the positioning will also be controlled by the "new
acceleration/deceleration time".)
Setting method
To use the "acceleration/deceleration time change function", write the data shown in the following table to the Motion module
using the program.
The set details are validated when a speed change is executed after the details are written to the Motion module.
n: Axis No. - 1
Setting item
[Cd.10] New acceleration time value
[Cd.11] New deceleration time value
[Cd.12] Acceleration/deceleration time change value
during speed change, enable/disable
Refer to the following for the setting details.
Page 512 Control Data
Program example
Add the following program to the control program, and write it to the CPU module.
Page 594 Acceleration/deceleration time change program
8 CONTROL SUB FUNCTIONS
262
8.4 Functions to Change the Control Details
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Setting Setting details
value

Set the new acceleration time.

Set the new deceleration time.
1 Set "1: Acceleration/deceleration time
change enable".
Buffer memory address
Axis 1 to axis 16
4308+100n
4309+100n
4310+100n
4311+100n
4312+100n