CODESYS Communication CODESYS Communication allows for the simple publication and linking of data in applications. Data is published via OPC UA. The Communication Manager feature provides two options

Licensing In addition to the general licensed software metrics , metrics are defined for CODESYS Communication which are checked during download. Important Some CODESYS Communication metrics are calcu

IEC Symbol Set Configuration For the configuration of IEC symbols for the exchange with other controllers, CODESYS Communication provides the new IEC Symbol Publishing object with a new editor for the

Symbol Configuration Tip For providing symbols to an OPC UA Server, we recommend using the Communication Manager with the new configuration editor ( IEC Symbol Set Configuration ) for CODESYS 3.5 SP18

Using OPC UA Information Models The OPC UA information models provide plant information according to the OPC UA standard. This plant data contains both data and metadata, such as data origin, data qua

Mapping of OPC UA Types to IEC Types Mapping of base data types Table 1 . Base data types OPC UA IEC Description Basic types Boolean BOOL Byte BYTE SByte SINT Int16 INT UInt16 UINT INT32 DINT UInt32 U

Editing the Type Mapping The type mappings of the remote data types to the local data types are shown in the editor of the data source: Type Mappings tab. Example 3 . Example Figure 1 . Datasource edi

Data Link with Data Sources In order to have read/write access to the remote devices and their running applications, you can add a data source manager to your application with one or more data sources

Initially Adding a Data Source For data exchange between your local device and a remote device, add a Data Sources Manager object and then a Data Source below your application in the device tree. A wi

Editing Data Source Variables At runtime, the remote data is saved to the data source variables. The data source variables and their mapping to the remote variables are displayed in the data source ed