Introduction to the Central Processing Unit (CPU) of PLC - The Engineering Knowledge
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PLC CPU Ethernet port relay outputs Delta DVP12SE11R
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Central processing units | SIMATIC S7-1500 | Siemens Global
Siemens CPU 1214C DC/DC/RELAIS 6ES7214-1HG31-0XB0 PLC controller 24 V DC | Conrad.com