Rugged MEGA-ET ST (Screw Terminal) — Rugged CircuitsRugged Arduino
Can you use an Arduino in Commercial and Industrial Applications? - YouTube
Iono Uno - Industrial PLC with Arduino core - digiatal/analog I/O Relays RS485 CE
Arduino on Twitter: "Opt in to industrial automation with Opta, our new micro PLC designed with PLC engineers in mind and in partnership with Finder. High-performance and secure, yet easy to use