SIEMENS
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Siemens IC 10 · 2017
SIRIUS 3RK3 Modular Safety System
General data
11
Article No. scheme
Note:
The Article No. scheme shows an overview of product versions
for better understanding of the logic behind the article numbers.
For your orders please use the article numbers quoted in the
selection and ordering data.
Product versions
Article number
Basic units
3RK3
1
@
@
–
@
A
@
@
0
Device variants
3RK3 Basic
1
1
3RK3 ASIsafe "basic" variant
2
1
3RK3 ASIsafe "extended" variant
2
2
3RK3 Advanced
3
1
Connection type
Screw terminals
1
Spring-type terminals
2
Communication 1
None
A
AS-Interface without master
C
Communication 2
3RK3122: max. 2 expansion modules can be connected
0
3RK3131: max. 9 expansion modules can be connected
1
Example
3RK3
1
1
1
–
1
A
A
1
0
Product versions
Article number
Expansion modules with safe inputs/outputs
3RK3
2
@
@
–
@
A
A
1
0
Device variants
4/8 F-DI
1
1
2/4 F-DI 1/2 F-RO
2
1
2/4 F-DI 2 F-DO
3
1
4 F-DO
4
2
4/8 F-RO
5
1
Connection type
Screw terminals
1
Spring-type terminals
2
Example
3RK3
2
1
1
–
1
A
A
1
0
Product versions
Article number
Expansion modules with standard inputs/outputs
3RK3
3
@
@
–
@
A
A
1
0
Device variants
8 DO
1
1
8 DI
2
1
Connection type
Screw terminals
1
Spring-type terminals
2
Example
3RK3
3
1
1
–
1
A
A
1
0
Product versions
Article number
Interface modules
3RK3
5
1
1
–
@
B
A
1
0
Connection type
Screw terminals
1
Spring-type terminals
2
Example
3RK3
5
1
1
–
1
B
A
1
0
© Siemens AG 2016