Simatic S7 300 CPU 317 2 PN DP Processing Unit PLC Module 6ES73172EK130AB0
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SIEMENS S7-300 The CPU 317-2 DP is a CPU with a large program memory. It is used in installations which have distributed automation structures in addition to a centralized I/O. is a
6ES7317-2AJ10-0AB0 : Amazon.co.uk: Business, Industry & Science