Siemens 6SE7021-0EA30

The Siemens 6SE7021-0EA30 is a high-performance programmable logic controller (PLC) from the renowned S7-200 series, designed to excel in industrial automation environments. Featuring a robust CPU 212-2 AC/DC, this compact controller supports up to 2,048 bytes of RAM and 4,096 bytes of ROM, accommodating a wide range of applications. It offers versatile communication through protocols such as PROFIBUS, PROFINET, and Modbus, and allows for expansion with diverse I/O modules for both digital and analog inputs and outputs. Powered by a 24V DC supply with a maximum current of 1.5A, this controller also includes user-friendly error and alarm codes displayed on its screen and can be programmed using the Siemens SIMATIC STEP 7 software, utilizing multiple programming languages including Ladder Logic, Function Block, and Structured Text. With comprehensive manuals for operation and troubleshooting, along with flexible mounting options, the Siemens 6SE7021-0EA30 stands out as a reliable solution for both simple and complex automation tasks.