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Generally Door Openning Methods in Access Control System 2016-06-07

In order to satisfy different security level requirements, different door lock access control solutions are designed . For most building or area, the normal inward one-way thumbprint access control system is enough.


For bank ,prison and other special sites, which need high security level, the two-way access control is necessary. Such as host and slave RS485 biometric access control system, anti-passback rfid wiegand access control system, are configured on basis of two-way access control.


1. One-way access control
Verifying fingerprint,face,Iris or swipe card for entering, and when user go out, he / she just push the exit button, no need to verifying fingerprint at all. With advantages of convenient, easy to go out, economical, the one-way access control have wider popularity,and widely used in many office buildings.

One-way access control system


2. Two-way access control

Swipe card is needed for both entering and exiting . The user information, exiting time points are recorded in device for users who have gone out. Its biggest advantage is higher security level.


Tips:

Antipassback: A security mechanism preventing an access card control by Fingerprint RFID Door Entry Systems or similar device from being used to enter an area a second time without first leaving it (so that the card cannot be passed back to a second person who wants to enter).

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