Output Expansion 3Sk1211; Device Features - Siemens SIRIUS 3SK1 Manual
Industrial controls
safety engineering
safety relays
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Also See for SIRIUS 3SK1:
- Manual (262 pages) ,
- Equipment manual (230 pages) ,
- Instructions manual (14 pages)
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3SK1 devices
5.3 3SK1 output expansions
5.3.5
Output expansion 3SK1211
5.3.5.1
Device features
Article number (MLFB):
3SK1211-xBB00
3SK1211-xBB40
3SK1211-xBW20
(x) 1 = screw-type terminal; 2 = push-in terminal
Supply:
24 V AC:
● Activation via 24 V transformer is possible
24 V DC:
● An SELV / PELV power supply must be used for the infeed
110 ... 240 V AC/DC:
● Direct line supply connection L/N
Device properties:
● Slide switch for selecting the activation type (time-delayed / instantaneous)*
● 1 LED for status display
● 4 safety-related outputs (NO contacts),
● 1 NC circuit as feedback contact for the 3SK1211 output expansion to the upstream basic
unit
● 3ZY12* device connectors
● Enclosure width 22.5 mm
● Removable terminals
* For 24 V DC variant only
86
24 V AC
24 V DC
110 ... 240 V AC / DC (wide-range supply)
Manual, 06/2018, A5E02526190021A/RS-AD/004
SIRIUS 3SK1 safety relays
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