3SK1 devices
5.2 3SK1 Advanced
3SK1 safety relays
60 Manual, 04/2013, A5E02526190021A/RS-AA/01
5.2.6 3SK1121 Advanced basic unit instantaneous (with relay outputs)
5.2.6.1 Device features
MLFB:
3SK1121-xAB40 24 V DC
(x) 1 = screw-type terminal; 2 = push-in terminal
5.2.6.2 Function description
The 3SK1121 Advanced basic unit has three safety-related relay enabling circuits and one
non-safety-related signaling circuit.
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