Linking of process data

Proceed as follows to link the process data with PLC variables:

The process data to be linked has been enabled in the "Process data" tab.
1. Create corresponding PLC variables for the process data in your PLC project, e.g. in a Global Variable List (GVL), and define the data types as described in the following figure.
Linking of process data 1:
Definition of PLC variables in a Global Variable List (GLV)
2. Activate the configuration using the "Activate Configuration" button
Linking of process data 2:
3. Now link the process data of the power supply to the variables.
4. Right-click on the object to be linked.
5. Select "Change Link" from the selection list. The "Attach Variable" dialog box opens.
Linking of process data 3:
Linking the warning bit from the process data with the PLC variable bWarning
6. Select the appropriate variable and confirm with "OK".
The successful linking of the variable is indicated in the TwinCAT tree by an arrow symbol Linking of process data 4:.