Siemens 6ES5944-7UB21The Siemens 6ES5944 7UB21 programmable logic controller (PLC) module is engineered for industrial automation, featuring the compact and powerful S7 200 series design. Equipped with a CPU 200H, this 16 bit microprocessor operates at a swift 24 MHz, ensuring efficient processing. The module boasts 32 KB of RAM and 128 KB of ROM, paired with robust communication capabilities through protocols like PROFIBUS, PROFINET, and RS 232. With 32 digital inputs
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