3
F
unction
d
iag
ram
s
3.1
1
Sa
fe
ty In
te
gr
ated
Extend
ed Fu
nctions
SINAMICS G120
C
U
250S-2 C
ontrol Units
83
2
List Manua
l, 09/2
017
, A5E3384289
0
F
ig.
3
-85
28
19 – SS1
(Sa
fe Stop
1),
in
ternal
ST
OP
A,
B,
F
- 2819 -
Function diagram
8
7
6
5
4
3
2
1
fp_2819_97_58.vsd
Safety Integrated Extended Functions
G120 CU250S-2
05.09.2017
V4.7.9
SS1 (Safe Stop 1), Internal STOP A, B, F
STOP F
[2855.4]
T
0
&
[2855.5]
[2855.4]
[2810.1]
[2804.1]
STO initiate
[2840.5]
1 = STO or safe pulse
cancellation active
[2810.1]
[2819.1]
[2840.5]
SI Mtn IL t_del P2
0.00 ... 3600000000.00 [μs]
p9356 (600000000.00)
SI Mtn IL t_del P1
0.00 ... 3600000.00 [ms]
p9556 (600000.00)
Actual value speed < p9360/p9560
STO selection because of missing actual
value (pulse suppression)
Safe Acceleration Monitor /
Safe Brake Ramp exceeded
This applies to activation via F-DI (p9601.2/p9801.2 = 1, p9601.3/p9801.3 =
0).
<1>
<1>
<1>
[2858.6]
<2>
[2858.3]
<2>
[2858.3]
<2>
This applies to activation via PROFIsafe (p9601.2/9801.2 = 1, p9601.3/9801.3
= 1).
r9722.1
r9722
1 = SS1 active
r9720.0
r9720
1 = STO de-select
r9720.1
r9720
1 = SS1 de-select
r9722.1
r9722
1 = SS1 active
r9772.19
r9772
1 = STO cause: actual
value missing
r9722.0
r9722
<1>
<2>
STOP B
STOP A