The specified phrase refers to the acquisition of version 8.4 of a software application developed by Siemens for use with their LOGO! series of programmable logic controllers (PLCs). This application facilitates the creation, simulation, and transfer of control programs to the LOGO! hardware.
Accessing this specific software version can be important for users who need compatibility with older LOGO! devices or existing projects created with the same version. Maintaining a consistent software environment across a system is crucial for preventing errors and ensuring reliable operation. Previously, it allowed programmers to work in older Operating system like windows xp or windows 7.