While CODESYS 2.3.9 is obsolete technology, it remains a vital utility for the operational technology (OT) sector. Acquiring the software requires navigating official archives or hardware vendor repositories.
: If you are starting a new project, CODESYS V3.5 is the current standard and offers much better support for modern programming practices and security. CODESYS Store target file (H-file) for a certain PLC model to use with version 2.3.9? CODESYS V2 - ОВЕН codesys 2.3.9 download