Mounting
4.4 Installation on a standard S7-300 rail
SCALANCE XC-100
24 Operating Instructions, 06/2016, C79000-G8976-C415-02
To remove the device from a standard rail, follow the steps below:
1. Disconnect all connected cables.
2. If necessary, loosen the knurled screw with your hand or a screwdriver.
3. Lever the securing bar down using a screwdriver as far as it will go.
4. Remove the device from the mounting rail with the bar pulled.