Siemens SIRIUS 3RK3 Equipment Manual page 230

Operation
6.5 Connecting to the AS-i master via AS-Interface
Example 1
The MSS 3RK3 Advanced monitors the AS-i EMERGENCY STOP, a safety-related AS-i input slave.
The safe data traffic can be fed into the logic of the MSS 3RK3 Advanced through input cells and
processed. A motor is shut down safely through a safety-related output of an expansion module.
1
5
①
②
③
④
⑤
Figure 6-34
In this case, the input and output terminals of the logic diagram in Safety ES have the following
designations:
Figure 6-35
230
2 3
CPU/PLC
AS-i power section
Safety-related AS-i input slave (AS‑i address #02)
MSS 3RK3 Advanced with motor (4a) connected to Q2
AS‑i master
Evaluation of a safety-related AS‑i input slave
5 3
3 5
Evaluation of the safety-related AS‑i input slave in the logic diagram
4
4 4a
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006
4a
SIRIUS 3RK3 Modular Safety System