Schneider Electric TM7BDM16B is a Modicon TM7 digital mixed I/O expansion block designed for rugged industrial automation. It is part of the TM7 family of expansion modules, intended to work with controllers such as Modicon M258 and LMC058 over the TM7 bus. This module provides 16 configurable digital channels that can be used as inputs or outputs and is built for IP67 protection — making it suitable for harsh environments with dust and water exposure.