Posted 8 Feb 2017 Hi,I am new in project engineering and my previous work is PLC programming only. For experienced engineers, what are the step by step procedure that you use in migrating/upgrading and what are the things that I will avoid? Share this post Link to post Share on other sites
Posted 8 Feb 2017 (edited) More detail as to what you are upgrading/migrating from and to would be helpful and likely get you more useful results. Edited 8 Feb 2017 by RussB Share this post Link to post Share on other sites
Posted 8 Feb 2017 the PLC is siemens s5 to s7-300 and we will provide new HMI. We will also change the old contactors and rewire the panel Share this post Link to post Share on other sites