Why it will sometimes read card success sometimes read card failure If FC-198M installed on the stainless steel door?
FC-198M is Mifare Card access controller, it built in a card reading circuit, using the RFID techonology, but the metal have some influence with it, so the device read card failure, we suggest that lifting height by woodblock (Away from 2-3 meters), keep FC-198M away from metal, it will be better. The products of RFID technology will influence card reading if installed on metals doors, please pay attention when installed on similar products.
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