How does the QR code + password elevator access control work?

In traditional office buildings and traditional communities, guests need to wait in line at the security guard for registration of visitor information. This traditional registration method is cumbersome and increases the time cost. Visitors are often confirmed by multiple security guards. The procedures are cumbersome. It shows that the property company's service level is low, and these factors affect the visitor's corporate image to the interviewee.
With the development of real estate, more and more residential elevators need two-dimensional code ladder control system to replace the traditional ladder control. From the perspective of convenience and safety, the two-dimensional code ladder control system has gradually become a smart community, technology office building, etc. A weak electrical system that is essential in buildings. The passage of personnel in the building can achieve efficient information management, and can effectively control the random access of unrelated personnel.
There are several common QR code ladder control systems on the market:
1. Separate two-dimensional code ladder control system
The owner/office staff can use the access control software on the shou machine to call up the time-sensitive QR code. After scanning the QR code access control card reader, you can take the elevator to the corresponding floor. After the property company authorizes the owner/company administrator, after the visitee and the visitor determine the access time, the interviewee can send the time-sensitive visitor QR code to the visitor through the social software. After the visitor receives the QR code, the communication tool is used. Open the visitor QR code and scan it on the QR code reader on the elevator. You can take the elevator to the floor of the interviewee. The visitor's QR code is time-sensitive and can only be used once. Invalid. At the same time, the elevator's background management software will monitor the elevator's entry and exit.
2. Password + credit card
Under normal use, the work of the elevator will be controlled by the elevator controller. In this case, only the person swiping the card can use the elevator. When the card holder has only a single-layer permission card, the entry and exit personnel can press the corresponding floor password directly after swiping the card. Take the elevator to the corresponding permission floor; only the manager has a multi-floor permission card, and the manager can press any floor button.
The Sebel Ross CR03 series card reader is made of metal, waterproof and anti-interference. It can be installed in the elevator of the building. It supports Wiegand 26/34 and RS485 output, and it is easy to install.
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