Mitsubishi A1SD75M1, User Manual

Page: 131 / 746

5 - 41
MELSEC-A
5 DATA USED FOR POSITIONING CONTROL
Pr.36 S-pattern proportion
Set the S-pattern ratio (1 to 100%) for carrying out the S-pattern
acceleration/deceleration process.
The S-pattern ratio indicates where to draw the acceleration/deceleration curve
using the Sin curve as shown below.
A
B
B/2 B/2
V
t
V
t
b/a = 0.7
b
a
sin curve
S-pattern ratio = B/A
×
100%
(Example)
Positioning
speed
Positioning
speed
When S-pattern ratio is 100%
When S-pattern ratio is 70%
[Table 1]
Pr.25
setting value
Value set with peripheral device
(ms)
Value set with sequence program
(ms)
0 : 1-word type 1 to 65535 1 to 65535*
1 : 2-word type 1 to 8388608 1 to 8388608
* 1 to 32767 : Set as a decimal
32768 to 65535 : Convert into hexadecimal and set