Siemens SIRIUS 3SK1 Manual page 165

Step
4 Hold the device connector against the
level surface prepared for screw
fastening.
5 Insert the screws through the holes in
the device connectors.
6 Screw the device connector securely
onto the level surface.
7 Mount the 3SK1213 output expansion
on the device connectors
8 Mount all the devices required for the
system configuration in accordance
with the respective installation
guidelines on the device connectors.
SIRIUS 3SK1 safety relays
Manual, 06/2018, A5E02526190021A/RS-AD/004
8.14 Mounting 90 mm devices with device connectors on the wall
Instructions Figure
Mounting
165