JUMO mTRON T 570 Operating Manual page 27

Step Activity
3 Select and add CPU (application) as the data source
4 Select data source's "Temp_1" variable
The data source's PLC application must be compiled in advanced and downloaded
in order for the data source's variables to be available (see Step 5 in Chapter 3.2.2
"Mapping a variable", page 19).
3 Configuration
27