Siemens LOGO! Manual page 33

Repeat the digital module steps to mount further expansion modules.
Note
The expansion interface on the last expansion module must be covered.
Removal
To remove LOGO!:
....... if you have installed only one LOGO! Base Module:
1. Insert a screwdriver into the eyelet at the bottom of the slide interlock and move the latch
downward.
2. Swing the LOGO! Base Module off the DIN rail.
....... if you have connected at least one expansion module to the LOGO! Base Module:
1. Using a screwdriver, push the integrate slide interlock to the right.
2. Slide the expansion module off towards the right.
3. Insert a screwdriver into the eyelet at the bottom of the slide interlock and lever it
downward.
4. Swing the expansion module off the profile rail.
LOGO!
Manual, 10/2017, A5E01248535-AA
LOGO! installation and wiring
2.2 Installing/removing LOGO!
33