Beckhoff EL28 Series Documentation page 80

Commissioning
Fig. 52: Control configuration with Embedded PC, input (EL1004) and output (EL2008)
Note that all combinations of a configuration are possible; for example, the EL1004 terminal could also be
connected after the coupler, or the EL2008 terminal could additionally be connected to the CX2040 on the
right, in which case the EK1100 coupler wouldn't be necessary.
5.1.1 TwinCAT 2
Startup
TwinCAT basically uses two user interfaces: the TwinCAT System Manager for communication with the
electromechanical components and TwinCAT PLC Control for the development and compilation of a
controller. The starting point is the TwinCAT System Manager.
After successful installation of the TwinCAT system on the PC to be used for development, the TwinCAT 2
System Manager displays the following user interface after startup:
Fig. 53: Initial TwinCAT 2 user interface
80 Version: 2.2 EL28xx-xxxx