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 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 color graphic pages. Its RS485 host port makes it ideal to supervise and control simple systems and machines.Main Characteristic Value(s) Range of Product Harmony STO & STU Product or Component Type Touch panel screen Software Designation EcoStruxure Operator Terminal Expert Operating System Harmony Complementary Characteristic Value(s) Display size 4.3 inch Display Type Colour TFT LCD Display colour 65536 colours Display Resolution 480 x 272 pixels Touch panel Analogue Backlight lifespan 50000 hours white Brightness 16 levels via touch panel Character font ASCII (European characters)CyrillicTaiwanese (traditional Chinese)Chinese (simplified Chinese)Japanese (ANK, Kanji)Korean [Us] rated supply voltage 12...24 V DC - 10...20 % Power Consumption in W 8.1 W Number of pages 8999 Port Ethernet 10BASE-T/100BASE-TX Memory description Back up of data 512 KBApplication memory 26 MB Integrated connection type 1 USB 2.0 type mini B1 USB 2.0 type A1 Ethernet TCP/IP - RJ45 Supply External source Realtime clock With RTC-battery set optional Downloadable protocols Modbus TCPModbusThird party protocols Range Compatibility OmronMitsubishISiemensAllen-Bradley Fixing mode By 2 installation fasteners 1.5 to 6 mm thick panel Enclosure Material PPT Front material Plastic Cut-out dimensions 77.5 x 112.5 mm66 x 105 mm with mounting adaptor Height 3.6 in (90.4 mm) Width 4.9 in (124.9 mm) Depth 1.5 in (38.8 mm) Product Weight 0.49 lb(US) (0.22 kg)