SD/S x.16.1 Switch and Dim Actuator Manual

This document describes the ABB i-Bus® SD/S x.16.1 range of switch and dim actuators, which are modular DIN-rail devices with two independent channels for switching and dimming, supporting 1-10V control output. It highlights the product's design consistency with SA/S switch actuators, manual operation without supply, and its role as an alternative to DALI technology.