Siemens 6SE6420-2UD21-1AA0

The Siemens part number 6SE6420-2UD21-1AA0 is a robust programmable logic controller (PLC) module from the esteemed SIMATIC S7-200 series, renowned for its dependability and adaptability in industrial automation systems. Compact and rack-mountable, this module measures 17.5 mm in width and 128 mm in height, drawing only 2.5 watts while operating efficiently within a temperature range of -20°C to 60°C. With 256 bytes of RAM, 4 KB of ROM, and a 16-bit processor running at 4 MHz, it is engineered for optimal performance. The module supports various programming languages, including Ladder Logic and Function Block, utilizing the intuitive SIMATIC STEP 7 software for easy program development. Installation is straightforward, fitting seamlessly on a standard 35 mm DIN rail and requiring a 24 V DC power supply. Designed for effective troubleshooting with a standardized error code system, the 6SE6420-2UD21-1AA0 is an ideal solution for enhancing efficiency in diverse industrial applications.