It`s very easy!
Now you can check and set variables from a PLC Siemens Simatic S7-300 or S7-400.
You write the configuration data in the App and now you can check the variables from the PLC.
The variables displays in dec, hex, binary and real.
Also it`s possible to query the diagnostic memory!
It can be sent via email, sms or messenger directly from the app.
Messengers: Facebook, Twitter, WhatsApp, iMessage ...