Installing and connecting the device 
  3.3 Connecting the device 
SIMATIC IPC277G 
Operating Instructions, 08/2021, A5E50059956-AA 
37 
3.3.5  Installing Ethernet connector strain relief 
The Ethernet connector strain relief prevents accidental loosening of the Ethernet connector 
from the device. The Ethernet connector strain relief is available as an accessory. 
Procedure 
 
 
Unscrew the marked retaining screw. 
Insert the metal plate of the Ethernet 
connector strain relief into the second groove. 
Secure the Ethernet connector strain to the 
device with the M3 × 8 panhead screw from 
Fasten the Ethernet connector strain relief 
with two M3 × 6 setscrews on the right side. 
 
Secure the Ethernet connector with cable ties 
for each port.