ELX3152 and ELX3158 Analog Input Terminals Operating Manual

This document is an operating manual for the Beckhoff ELX3152 and ELX3158 analog input terminals, which are two- and eight-channel devices respectively, designed for 0/4 to 20 mA single-ended signals with 16-bit resolution and Ex i (intrinsic safety) certification. It covers safety instructions, technical data, mounting and wiring procedures, basic function principles including analog specifications and NAMUR basics, and parameterization using TwinCAT software.