How do 2 proface screens communicate with SIEMENS 315 - 2dp Plc?CJ2M-CPU31

Works2 (1.531 Edition)
31) individually after using the process CPU? You also need to install GX Developer (version 8.103), OK?

Nt31 brush the system
31 brushed the site's system,, and found that the version is too high, what we should do. The original is V1 but it is V2 after brushed