S
IN
A
MICS G1
20 CU250
S
-2 Contr
ol
Units
List Manual, 09/201
7, A5E33842890
82
7
3
F
un
ction dia
g
ra
ms
3.
10
Safety
Integrat
ed
Basic Fu
nctions
F
ig.
3
-81
28
12 – STO
(Safe To
rque
Off) (Pa
rt 2) - PM240
-2
F
S
D-F
- 2812 -
Function diagram
8
7
6
5
4
3
2
1
fp_2812_97_56.vsd
Safety Integrated Basic Functions
G120 CU250S-2
05.09.2017
V4.7.9
STO (Safe Torque Off) (part 2) - PM240-2 FS D-F
STO_B
1
&
STO_A
DIP_A
DIP_B
+24 V
Pow
er Mo
dule I
n
terfa
ce
0
1
0
r9772.25
r9872.25
DIAG_U
Shutdown lower
IGBT bridge
halve
[2810.7]
[2810.7]
PM
CU
T
0
FCP_dyn STO PM-T t
p9661
r9773.30
A01678
[2804.1], [2810.5]
1 = STO cause, selection via terminal on Power Module
1 = STO cause, selection via onboard PM terminal
1 = Test stop for STO via
PM terminals required
[2810.5]
[2810.6]
[2804.3]
[2804.6]
4 ms
p9601.7/
p9801.7
4 ms
<1>
<1> Switch-on delay starts when the "request pulse
suppression P1" is withdrawn.
Missing enable sig
r0046
r0046
.8
[2634]
SI: Test stop for STO via PM
terminals required
Shutdown upper
IGBT bridge
halve
1 = No request pulse
suppression P1
Power Module
Enable STO