Mitsubishi A1SD75P1-S3, User Manual

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MELSEC-A
5 DATA USED FOR POSITIONING CONTROL
Pr.36 S-curve ratio
Set the S-curve ratio (1 to 100%) for carrying out the S-curve
acceleration/deceleration process.
The S-curve ratio indicates where to draw the acceleration/deceleration curve
using the sine curve as shown below.
A
B
B/2 B/2
V
t
V
t
b/a = 0.7
b
a
sine curve
S-curve ratio = B/A
×
100%
(Example)
Positioning
speed
Positioning
speed
When S-curve ratio is 100%
When S-curve 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
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