Use your company's FC-2882M embedded access control board to control the opening of the elevator doors on the first floor, after installation, the card cannot be read, what's the matter? The buttons we installed are on the metal board, a small hole was made in the metal board.
Hello, FC-2882M is an Mifare card access control embedded board, when the antenna is on the metal board, the card reading window needs to be enlarged, and the hole position is more than 15MM larger than the card reading antenna. And the antenna should be as far as possible to reduce the proximity to the metal.
In addition, whether your card has been encrypted (control card), FC-2882M generally activates the control card, and ordinary Mifare cards will not be recognized.
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