ABB i-bus KNX BE/S Binary Input Manual

This document describes the ABB i-bus® KNX BE/S x.x.3.2 series of modular binary input devices, which serve as interfaces for connecting conventional switches or floating signals to a KNX system. It covers technical data, manual operation via a membrane keypad, input signal mixing (10-230 V AC/DC), and parameterization for distinguishing short and long operations.