Siemens 6SE7021-3EB51The Siemens 6SE7021 3EB51 is a robust programmable logic controller (PLC) module, expertly crafted for industrial automation applications. As part of the acclaimed SIMATIC S7 200 series, this module exemplifies reliability and user friendliness. Powered by a 32 bit RISC CPU running at 24 MHz, it boasts 2 KB of RAM and 16 KB of ROM, accommodating up to 128 digital inputs and outputs. The module features an RS 232C communication interface and supports
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