Mitsubishi Electric MELSEC iQ-R RD75P4, User Manual

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12 DATA USED FOR POSITIONING CONTROL
12.3 Basic Setting
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12
[Pr.35] S-curve ratio
Set the S-curve ratio (1 to 100%) for performing the S-curve acceleration/deceleration processing.
The S-curve ratio indicates where to draw the acceleration/deceleration curve using the sine curve as shown below.
■
Buffer memory address
The following table shows the buffer memory address of this area.
■ Setting range
The setting range is 1 to 100.
■
Default value
The default value is 100 for all the axes.
Buffer memory name Axis 1 Axis 2 Axis 3 Axis 4
[Pr.35] S-curve ratio 53 203 353 503
A
B
B/2 B/2
V
t
V
t
b
a
Sine curve
Positioning
speed
When S-curve ratio is 70%
Positioning
speed
When S-curve ratio is 100%
b/a = 0.7
(Example)
S-curve ratio = B/A × 100%