Siemens SIMATIC NET SCALANCE W1788 Series Operating Instructions Manual page 55

Uninstalling
1. Turn off the power to the device.
2. Disconnect all connected cables.
3. Loosen the screws of the mounting adapters completely from the standard rail.
4. Remove the device from the standard rail.
5. Loosen the screws of the mounting adapters completely from the device.
SCALANCE W1788-x / W1748-1
Operating Instructions, 03/2022, C79000-G8976-C484-05
Installation and removal
5.5 Installing on a standard rail
55