Beckhoff EL3681 Documentation page 65

Commissioning
Fig. 49: New TwinCAT 3 project in the project folder explorer
Generally, TwinCAT can be used in local or remote mode. Once the TwinCAT system including the user
interface (standard) is installed on the respective PLC (locally), TwinCAT can be used in local mode and the
process can be continued with the next step, "Insert Device [} 66]".
If the intention is to address the TwinCAT runtime environment installed on a PLC remotely from another
system used as a development environment, the target system must be made known first. Via the symbol in
the menu bar:
expand the pull-down menu:
and open the following window:
Fig. 50: Selection dialog: Choose the target system
EL3681 Version: 3.0 65