View Larger Image 1982 The first machine with a programmable logic controller (PLC) is installed. Early PLCs are programmed with a hand-held keypad. By creativeautomation|2023-12-11T20:26:05+00:00November 3, 2023|Comments Off on 1982 Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTelegramTumblrPinterestVkXingEmail About the Author: creativeautomation