This Magelis STO small touchscreen operator interface (HMI) is supplied with 12V to 24V DC, has a 4.3" color TFT LCD display with, 480 x 272 pixels and 26MB EPROM. It also has 1 host + 1 mini-B USB ports and 1 RS232C / RS485 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 color graphic pages. Its RS485 host port makes it ideal to supervise and control simple systems and machines.