3
F
unction
d
iag
ram
s
3.15
Basic positioner
(EPOS)
SINAMICS G120
C
U
250S-2 C
ontrol Units
87
0
List Manua
l, 09/2
017
, A5E3384289
0
F
ig.
3
-119
36
35 – In
te
rp
ola
tor
- 3635 -
Function diagram
8
7
6
5
4
3
2
1
fp_3635_97_55.vsd
Basic positioner (EPOS)
G120 CU250S-2
05.09.2017
V4.7.9
Interpolator
RD
RU
A
Up
Down
S
V
a
[3630.8]
-a
[3630.8]
v
[3630.8]
s
[3630.8]
SET
SET
VALUE
v
s
1
0
r2683.2
r2683.4
r2683.5
r2683.6
r2683.7
r2683.0
r2684.4
r2684.5
r2684.7
r2684.15
[3614.8]
1
CORR.
VALUE
[3645.3]
[3646.3]
[3646.3]
[3646.3]
[3646.3]
[3645.3]
[3645.3]
[3645.3]
[3645.3]
[3645.3]
[4010.4], [4015.1]
[4010.5]
[4015.1], [4020.1]
[4015.1]
[3610.4]
[3616.1]
[3620.1]
0
r2684.6
1
0
&
[3646.3]
r2683.3
[3645.3]
(0)
Jerk limit act
p2575
(1)
Sel tracking mode
p2655
(2526.3)
EPOS enable
p2656
(2526.0)
Pos valid feedback
p2658
Jerk lim
1 ... 100000000 [1000 LU/s³]
p2574 (10000)
Backlash comp
-200000 ... 200000 [LU]
p2583 (0)
Modulo corr range
1 ... 2147482647 [LU]
p2576 (360000)
Pos_mode relative
0 ... 1
p2603 (1)
(0)
Modulo corr act
p2577
Pos act/set value
(2521[0])
p2657
A07455 “Maximum velocity limited“
A07473 “Beginning of the traversing range reached“
A07474 “End of the traversing range reached“
A07479 “Software limit switch minus reached“
A07480 “Software limit switch plus reached“
F07481 “Axis position < software limit switch minus“
F07482 “Axis position > software limit switch plus“
Calculation, backlash
compensation
1 = Jerk limiting active
Jerk activation via order in
the traversing block mode
Tracking active
Setpoint available
Target position reached
Axis moves forwards
Axis moves backwards
Software limit switch minus reached
Software limit switch plus reached
Axis accelerating
Axis decelerating
Activate correction
Traversing command active
r2667
Backlash value [LU]
r2682
Residual distance [LU]
r2666
v_set [1000 LU/min]
r2665
s_set [LU]
r2685
Correction value [LU]
v_set
[4010.8]
[4015.8]
corr)
s_
F(
0
V
S
Interpolator
[3630.1]
[3646.3]
[4010.7]
r2521