The document outlines the transition of Mitsubishi's full-size "A Series" programmable logic controllers (PLCs) to the "Q Series". It notes that while the A Series PLCs have been available for over 20 years, the latest CPU model, the QnA, debuted around 10 years ago. The agenda covers the history of the A Series, reasons for transitioning away from it, the timeline for the transition, transition options and support that will be available.