QUICK GUIDEEnglish_9ENGIf installing more than one reader side by side or front and backIf you install more than one reader side by side orfront and back, the read range may be reduced. Inthis case, if you present a card to one reader, theother reader may recognize the same card, meaningboth readers read the same card simultaneously.To avoid this problem, keep at least 20 cm of spacebetween the two readers.#Reader 2#Reader 1Minimum20cm#Reader 1#Reader 2Minimum20cm