Siemens SIMATIC IPC477E Operating Instructions Manual page 44

Mounting and connecting the device
3.3 Connecting the device
Procedure
The procedure is the same for all device variants and is described here as an example.
1. Clamp the cable lug onto the protective conductor.
2. Connect the cable lug to the screw at the
designated protective conductor connec-
tion.
3. Connect the protective conductor to the protective conductor connection of the control
cabinet in which the device is installed.
44
Operating Instructions, 12/2016, A5E37455003-AB
SIMATIC IPC477E