Festo CiA 402 Manual page 52

4 Setting parameters
Position factor calculation sequence
Position units Feed constant
1 R
Degree,
OUT
3600 °
1 DP
1/10 degree
(°/ )
10
Fig. 4.4 Position factor calculation sequence
Examples of calculating the position factor
Position Feed
1)
units constant
1 R
Increments,
OUT
65536 Inc
0 DP
Inc.
1 R
Degree,
OUT
3600 °
1 DP
1/10 degree
(°/ )
10
1 R
Rev.,
OUT
2 DP
100
100
1/100 Rev.
R
( / )
100
1 R
mm,
OUT
1 DP 631, 5
1/10 mm
mm
( / )
10
1) Desired unit at the drive-out
2) Positioning units per revolution at the drive-out (R
3) Revolutions at the drive per revolutions at the drive-out (R
4) Insert values into equation.
Tab. 4.5 Examples of calculating the position factor
52
Gear ratio
1/1
10
Gear
2) 3)
ratio
1/1
1/1
10
1/1
R
2/3
4/5
mm
10
). Feed constant of the drive * 10
OUT
Formula
1
* 65536 Inc
65536 Inc
1
3600
°
3600
10
4)
Formula element
1
* 65536 Inc
1 Inc
1
65536 Inc 1 Inc
1
* 65536 Inc
65536 Inc
1
3600
°
3600
10
1
* 65536 Inc
65536 Inc
1
1
100
100
100
2
* 65536 Inc
131072 Inc
3
1
300
100
100
4
* 65536 Inc
2621440 Inc
5
mm
31575
631, 5
10
-DP
per R )
IN OUT
Festo – GDCP-CMMS/D-C-CO-EN – 1404NH – English
Result
shortened
num : 4096
°
div :
10
Result
shortened
num : 1
div : 1
num : 4096
div :
°
10
num : 16384
1
div :
100
num : 32768
1
div :
100
num: 524288
mm
div:
10
(points after the decimal)
225
225
25
75
6315