36
SE-Power FS STO-manual vers. 1.6 en.12.08.2015
5.3.2
Delays and safe torque off
(SS1, „Safe Stop 1“)
1 Servo drive with safety module
(only relevant connections illustrated)
2 Safety switching device
3 Light curtain
4 Protective door
5 Emergency stop switch
Figure 8:
Typical circuit “Decelerate and safe torque off” (SS1, “Safe Stop 1”), example
single-phase servo drive SE-Power FS
1
2
3
4
5
N230VAC
PE
24VDC
T1
SE-Power FS
1 2 7 8 9
L1
PE
+
24V
GND24
V
N
-
X9
21
9
DIN4
DIN5
-X1
1
3
2
4
S
T
O
-A
S
T
O
-B
0V
-B
0V
-A
-
X
4
0
Ou
tp
u
t
P
L
C
:
Ou
tp
u
t
sta
g
e
e
n
a
b
le
Ou
tp
u
t
P
L
C
:
S
e
rvo
d
ri
ve
e
n
a
b
le
Only the relevant connections are drawn!
0VDC
5 6
C1
C2
In
p
u
t
P
L
C
:
S
a
fe
ty
fe
e
d
b
a
ck
S1
emitter
receiver
O
SSD
1
O
SSD
2
S1
S1
fe
e
d
b
a
ck
ci
rcu
it
In
p
u
t
ci
rcu
it
or
or
L230VAC
Safety
switching
device
