7. Mount the 3SK1213 output expansion on the device connectors.
8. Mount all the devices required for the system conguration on the device connectors in
accordance with the respective installation guidelines.
Mounting
7.10 Mounting 90 mm devices with device connectors on a standard mounting rail
SIRIUS 3SK1 Safety Relays and 3RQ1 Positively-Driven Coupling Relays
140 Equipment Manual, 05/2021, A5E02526190021A/RS-AE/005