![CDATA[including transparent cover Art.-No.: LS 50 NA for button set 2-way, Art.-No.: ..502 TSA .. in the LS series can be expanded with a touch sensor extension module Art.-No.: LS 509.. TSEM ETS product family Button Product type 2-way button Intended use Operating consumers, e.g. light on/off, dimming, blinds up/down, brightness values, temperatures, calling up and saving light scenes etc. Installation in device box with dimensions according to DIN 49073 Product properties KNX medium: TP 256 Touch sensor functions Switching, dimming, blind control, value transmitter, scene call-up etc. One or two functions per button Completion with button set Illuminated label field One status LED per button – red, green or blue adjustable One operating LED as orientation light and to display the programming status – red, green or blue adjustable Brightness of Status LEDs, operating LED and label field adjustable, switchable during operation]]>