Touch sensor module 1-way with integrated bus coupler KNX S.1/Bx Touch sensor module 1-way Up. For installation in standard 60 mm switch boxes, bus connection via connection terminal. For screw fastening via support ring or claw fastening, for attaching touch covers with status LED, function and color can be parameterized, with integrated buzzer for locating the device, integrated temperature sensor for measuring the ambient temperature. For commissioning with ETS 4 or 5 and System easy.