BX-12CD3D1 and BX-16CD3D1 Combination I/O Modules Specifications and Wiring

This document provides specifications and wiring diagrams for the BX-12CD3D1 and BX-16CD3D1 combination discrete I/O expansion modules, which feature 8 sink/source DC inputs and 4 or 8 sinking DC outputs. It also includes general specifications for BRX discrete expansion modules, installation instructions, and important notes on hot-swapping and terminal block options.