Siemens SIRIUS 3SK1 Manual page 215

Number of outputs as contact-
affected switching element as NO
contact safety-related
as contact-affected switching
•
element
– as NC contact for reporting
function instantaneous
switching
– as NO contact for reporting
function instantaneous
switching
– as NC contact for reporting
function delayed switching
– as NO contact for reporting
function delayed switching
– as NC contact safety-related
instantaneous switching
– as NO contact safety-related
instantaneous switching
– as NC contact safety-related
delayed switching
– as NO contact safety-related
delayed switching
as contact-less semiconductor
•
switching element
– safety-related
– delayed switching
– non-delayed
– for reporting function
– delayed switching
– non-delayed
Stop category according to DIN EN
60204-1
Design of the input
cascading-input/functional
•
switching
feedback input
•
start input
•
Design of the electrical connection
jumper socket
Operating cycles maximum
3SK1 safety relays
Manual, 04/2013, A5E02526190021A/RS-AA/01
3SK1121-.CB.1
0
0
0
0
0
2
0
2
0
0
—
0
0 / 1
Yes
Yes
Yes
No
1/h 360
3SK1121-.CB.2 3SK1121-.CB.4
Technical data
13.2 Basic units
215