There are differences between the regular version of Step 7 and Step 7 Lite but for learning purposes you can go along way with the free Lite version. If you are just learning and can’t easily get the software then there are two options. Of course the best type of training is the hands on type but if that’s not an option then you’ll need to start digging in. So we’ll look at the essentials for your journey. There’s a lot of different stuff there thrown together and found in different spots with very long URL addresses to add to the confusion.

From a new users perspective I’ve only heard disparaging comments about finding the right information on the Siemens’ website.

This is a listing of tutorials and manuals found on the Siemens automation website that will get you started on the SIMATIC Step 7 software for S7-300 and S7-400 systems.