The ABB MOD600ADOM4R is a digital output module designed for use in ABB’s RIO600 remote I/O automation system. It provides four independent digital output channels that interface field devices such as indicators, relays, valves, and actuators to a distributed control or automation system. The module forms part of a modular I/O architecture, allowing flexible expansion and configuration of remote sensing and control functions in industrial automation, power distribution, and process control applications. It is built to withstand industrial environments with robust electrical and mechanical performance.