Access control attendance system
Controller: The controller is the core part of the system, which is used to receive, calculate data, issue instructions, etc., and transfer the actual situation back to the computer. The controller has single door, double door, four door, eight door and other models;
Card reader: The front-end device of the system, used to read the data of the proximity card and transmit this information to the controller. The user can use the card reader with strong anti-electromagnetic interference, long signal transmission distance and long sensing distance according to the actual application occasion;
Converter: a device used for communication between a PC and a controller (some devices are encrypted);
Electronically controlled lock: realizes the opening and closing work of the door, and is used for receiving and executing instructions from the controller, and has an electric plug lock, an electromagnetic lock, and the like;
Inductive card: equivalent to the holder's ID, the opening key, the magnetic coil generates the induced current to the card reader; there are: standard type, ultra-thin ISO type, key chain type and other types of induction cards;
Software system: The system uses WIN95, WIN98, NT Chinese operating platform. Complete data writing, acceptance and setting to achieve system attendance, personnel statistics, and management.
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