Siemens SIMATIC NET SCALANCE X-100 Operating Instructions Manual page 32

Assembly
5.3 Installation on a DIN rail
Figure 5-1 Installation on a 35 mm DIN rail
Uninstalling
To remove the device from the DIN rail, follow the steps below:
1. Disconnect all connected cables.
2. Release the DIN rail catch on the bottom of the device using a screwdriver.
3. Pull the lower part of the device away from the DIN rail.
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Operating Instructions, 02/2019, A2B00060666-10
SCALANCE X-100