This Magelis STU small touchscreen operator interface (HMI) is supplied with 24V DC, has a 3.5" color TFT LCD display with, 320 x 240 pixels (QVGA) and 32MB EPROM. It also has 1 host + 1 mini-B USB ports, 1 RS232C / RS485 port and 1 Ethernet TCP/IP port. It is ideal for optimized information and communication with automation systems in industry and infrastructure such as compact machines, handling systems, food & beverage machines and pharmaceutical industry. The screen displays graphic pages with monochrome screen. Thanks to its fixing with a 22mm diameter hole, no panel rectangular cut-out is required. Its RS485 host port makes it ideal to supervise and control simple systems and machines.