Models & ordering
EL/TF/CX numbering overview, Beckhoff Information System, and pointers to excerpt tables on each sub-page.
Example codes(1) EL1809 — 16×24 V DI · (2) EL3314 — 4×RTD (Pt100) · (3) CX5140-0175 — compact IPC (suffix = CPU/RAM/storage class per IS).
Matching configuration(1) High-density DI slice, diagnostics per channel · (2) 2/3/4-wire RTD wiring, sensor range in order code · (3) On-board EtherCAT master + XAR; expand with EK1100/EL stack.
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