The Schneider ElectricXBTRT500 is a compact operator terminal from the Magelis XBTRT series, part of Schneider Electric's Harmony range . This unit features a unique combination of a green matrix backlit LCD display, a touch panel, and physical function keys, providing flexible operator interaction for industrial applications . The small panel is designed for flush mounting and is powered directly from the PLC's terminal port (5 V DC) . It is configured using Vijeo Designer Lite software and supports multiple communication protocols including Modbus and Uni-TE, making it compatible with a wide range of PLCs such as Modicon M340, Premium, and Twido