F
u
nct
ion
d
ia
gr
am
s
Safety Integrat
ed
2-
83
8
© Siemens AG
2012 All Rights Reserved
SINAMICS
S110
List Manual (LH7
), 06/201
2, 6SL3097-
4AP
1
0-0BP3
F
ig
. 2-
77
28
1
0 –
B
a
si
c
Fu
nc
tion
s,
STO
(Sa
fe
To
rq
ue
O
ff)
/SS1
(S
af
e
Sto
p 1
)
- 2810 -
Function diagram
8
7
6
5
4
3
2
1
fp_2810_98_eng.vsd
DO: SERVO
SINAMICS S110
26.04.11 V04.04.00
Safety Integrated - Basic Functions, STO (Safe Torque Off), SS1 (Safe Stop 1)
r9872.17
1 = STO cause selection via terminal
Control Unit
Power Module
Redundant functions
F01611 (P1)
F30611 (P2)
<2>
X130.3
+24 V
X130.2
0 = Request pulse suppression P2
P
M-IF
2 ms
M
+24 V
[2802.2]
[2802.2]
r9772.2 SS1 delay time on P1 active
r9872.2 SS1 delay time on P2 active
r0722.7
=1
T
0
1 = STO release
[2825.8]
0 = Request pulse suppression P1
[2804.1]
r9772.23
[2804.1]
r9772.17
STO cause selection via terminal
T
0
A01699
"Shutdown
paths must
be tested"
r9773.31
1 = Shutdown paths must be tested
T
[2804.7]
&
p9601.2 = 0
p9601.3 = 1
p9652 0
0 = SS1 selection via
PROFIsafe
T
0
p9601.0 = 1
r9772.2
&
[2802.2]
[2804.1]
1
&
[2804.1]
SS1 cause
selection terminal
r9772.22 = 1
&
0 = STO selection via PROFIsafe
p9601.2 = 0
p9601.3 = 1
&
&
&
p9501.0 = 1
1 = STO cse: Safety comm. mode
[2800.3]
r9772.16
[2804.1]
p9601 0
1
STOP A = 1
&
[2802.8]
1
[2804.1]
r9772.20
STO cause selection PROFIsafe
&
1
[2804.1]
r9772.18
STO cause: selection via SP2
1
[2802.2]
[2804.1]
1
1 = STO release
[2825.8]
[2804.1]
r9872.23
[2804.1]
&
p9801.2 = 0
p9801.3 = 1
p9852 0
0 = SS1 selection via
PROFIsafe
T
0
p9801.0 = 1
r9872.2
&
[2802.2]
[2804.1]
1
&
[2804.1]
SS1 cause
selection terminal
r9872.22 = 1
&
0 = STO selection via PROFIsafe
p9801.2 = 0
p9801.3 = 1
&
&
&
p9801.0 = 1
1 = STO cse: Safety comm. mode
[2800.3]
r9872.16
[2804.1]
p9801 0
1
STOP-A = 1
&
[2802.8]
1
[2804.1]
r9872.20
1 = STO cause selection PROFIsafe
&
1
[2804.1]
r9872.18
STO cause: selection via SP2
1
STO: Safe Torque Off
SS1: Safe Stop 1
PM-IF: Power Module interface
[2811.1]
&
&
[2802.2]
[2804.1]
1
[2811.1]
<1> Switch-on delay according to [1022] starts when the
"request pulse suppression P1" is withdrawn.
<2> Redundant functions in the Control Unit (P1)
and Power Module (P2).
F-DI chg tol P1 p9650
F-DI chg tol P2 p9850
Timer forced checking procedure
p9659(8)
1 = STO on P1 selected
r9772.0
Timer for forced
checking procedure
Monitoring for
simultaneous occurrence
1 = STO on P2 selected
r9872.0
&
&
<1>