This Magelis STO IP65 touchscreen operator interface (HMI) is supplied with 24Vdc. It has a 3.4 inch backlit monochrome STN LCD display, white, pink and red, 200 x 80 pixels for displaying synoptic views. Its application memory is equal to 16 MB and its back up of data is 128 kB. It is equipped with, 1 removable screw terminal block for power supply, 1 female RJ 45 connector for PLC / controller. It also has 1 x USB type A and 1 x USB type mini-B connectors. It is easy to mount with Magelis spring clips. It is powered by EcoStruxure Operator Terminal Expert and Vijeo Designer. And equipped to communicate with the Schneider Electric as well as third-party products. It is ideal for optimized information and communication with automation systems in industry and infrastructure.