IC-KP2-1HB6-2V15B. IDENTControl Compact RFID evaluation unit with interface for PROFIBUS DP. Rated operating voltage"":""20 ... 30 V DC . PELV"". Ripple"":""\u2264 10 % at 30 V DC"". Current consumption"":""\u2264 4 A incl. read\/write head"". Power consumption"":""2 W Without read\/write head"". Galvanic isolation"":""basic insulation acc. to DIN EN 50178. rated insulation voltage of 50 Veff"". Interface type"":""PROFIBUS"". Physical"":""RS-485"". Protocol"":""PROFIBUS DP acc. to EN 50170""