Beckhoff EL3681 Documentation page 62

Commissioning
Fig. 45: Choose target system (remote)
In this example, "Runtime system 1 (port 801)" is selected and confirmed. Link the PLC with the real-time
system via the menu option "Online" → "Login", the F11 key or by clicking on the symbol . The control
program can then be loaded for execution. This results in the message "No program on the controller!
Should the new program be loaded?", which should be confirmed with "Yes". The runtime environment is
ready for the program start:
62 Version: 3.0 EL3681