How to use data block in Siemens S7-300? How to use the address in the data block?

1. In Siemens S7-300, right-click the related object and select Import Wizard.

2. Next, you need to check custmer through the local DB.

3. At this time, check dbo.custmer at the position shown in the figure.

4. If there is no problem, check with custmer.custmer.

5. After the above operations are completed, click Run to confirm directly.

6. This will prompt the execution result, and you can use the address in the data block.