Siemens SIRIUS 3RK3 - Connecting Safety-Related Semiconductor Outputs

Connection possibility
Single-channel sensor, non-󹪞oating Single-channel sensor, supplied via test output
6HQVRU
,1
/
6HQVRU
,1
7
IN1 sensor input
5.3.2.5 Connecting safety-related semiconductor outputs
Semiconductor outputs
Internally, safety-related semiconductor outputs always have a two-channel structure. Each of
these outputs can therefore be used for applications up to SIL 3 per EN 61508 or PL e per
EN ISO 13849-1.
Connection options
Single-channel actuator wiring Two-channel actuator wiring via
1 safety-related output*
)
Two-channel actuator wiring via
2 safety-related outputs
4
4$
0
/
4$
0
4$
0
4%
4
4$
4%
0
/
44
4%4$
0
/
4$
4%
0
QA/QB contactors
Q1, Q2 safety-related semiconductor outputs
Description of the hardware
5.3 Connecting / wiring
SIRIUS 3RK3 Modular Safety System
140 Equipment Manual, 07/2020, NEB926253002000/RS-AC/006