A DIMMING UNIT ARRANGED FOR DIMMING A LIGHT EMITTING DIODE, LED, BASED LIGHTING DEVICE, A LED BASED LIGHTING DEVICE ASSEMBLY COMPRISING SUCH A DIMMING UNIT AND A METHOD FOR OPERATING SUCH A DIMMING UNIT

摘要

A dimming unit, a Light Emitting Diode, LED based lighting device assembly and a method arranged for dimming a LED based lighting device, wherein said dimming unit comprises a switch arranged for receiving an Alternating Current, AC, mains signal and for providing a supply signal to said LED based lighting device based on a switch control signal, a controller arranged for providing said switch control signal and arranged for translating a dimming level to said switch control signal, a dimmer arranged for providing said dimming level to said controller based on an input dimming range, a measuring unit arranged for measuring an electric parameter of said AC means signal and/or data related to an environmental condition related to an environment of said dimming unit, wherein said controller is further arranged for providing an output signal comprising said electric parameter of said AC means signal and/or said data related to said environmental condition related to an environment of said dimming unit measured by said measuring unit.