Commissioning
EL34xx 69Version: 1.5
Fig.49: Mapping of the configuration in the TwinCAT2 System Manager
The whole process consists of two stages, which may be performed separately (first determine the devices,
then determine the connected elements such as boxes, terminals, etc.). A scan can also be initiated by
selecting "Device ..." from the context menu, which then reads the elements present in the configuration
below:
Fig.50: Reading of individual terminals connected to a device
This functionality is useful if the actual configuration is modified at short notice.
Programming and integrating the PLC
TwinCAT PLC Control is the development environment for the creation of the controller in different program
environments: TwinCAT PLC Control supports all languages described in IEC 61131-3. There are two text-
based languages and three graphical languages.
• Text-based languages
◦ Instruction List (IL)
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