Using 3ZY12 device connectors
The 3SK1213 output expansion must always be terminated with a device termination connector
set for the 3SK1 safety relay, size > 45 mm (3ZY1212-0FA01). Expansion on the right-hand side
is then no longer possible.
5.3.6.2 Design of 3SK1213-.AB40
① Top cover ap
② Display LEDs
③ Slide switch
④ DataMatrix code
⑤ Bottom cover ap
⑥ Device identication label
⑦ Screw-type terminals
⑧ Spring-loaded terminal
3SK1 / 3RQ1 devices
5.3 3SK1 output expansions
SIRIUS 3SK1 Safety Relays and 3RQ1 Positively-Driven Coupling Relays
Equipment Manual, 05/2021, A5E02526190021A/RS-AE/005 95