![CDATA[Universal interface 2-way US/U2.2 Bus system KNX, Other bus systems without, Installation type flush-mounted, Number of input channels 2, Number of inputs 2, Number of output channels 2, Max. number of switching outputs 2, Max. number of blind outputs 0, Output power 0.01VA, Rated current 0.01A, Rated operating voltage 24 ... 24V, External query voltage required, Different phases can be connected, Current type DC, Protection class (IP) IP20,]]>