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. Specifications Main Range of Product Harmony STO & STU Product or Component Type Touch panel screen programming software EcoStruxure Operator Terminal Expert operating system Harmony Complementary Complementary display size 4.3 inches display type color TFT LCD display color 65536 colors display resolution 480 x 272 pixels touch display Analog backlight life 50,000 hours with white brightness 16-level adjustment character font ASCII (European characters) Chinese (simplified Chinese) Korean Japanese (ANK, Kanji) Cyrillic Taiwanese (Traditional Chinese) [Us] supply voltage 12...24 V DC - 10...20% power consumption 8.1 W number of pages 8999 Port Ethernet 10BASE-T/100BASE-TX memory type Data backup 512 KB Application memory 26 MB integrated connection type 1 USB 2.0 type mini B 1 USB 2.0 type A 1 Ethernet TCP/IP - RJ45 power supply External source parking meter With optional RTC battery set downloadable protocols Third-party protocols Modbus Modbus TCP range compatibility Mitsubishi Siemens Omron Allen Bradley method of attachment By 2 installation clips, mounted on panel 1.5 to 6 mm thick material of the box PPT front panel material Plastic circuit breaker dimensions 77.5 x 112.5 mm 66 x 105 mm with mounting adapter weight 0.22 kg