Feedback controls are widely used in modern automated systems. A feedback control system consists of five basic components: (1) input, (2) process being controlled, (3) output, (4) sensing elements, and (5) controller and actuating devices.
The access control integrated machine cooperates with the access control special power supply to connect the lock, only need to output a relay signal to the access control special power supply, and then the access control special power supply directly controls the lock.
Locks can be divided into normally open locks when energized and normally closed locks when energized. There are 4 situations as shown:
(1) Normally closed when power on (shared power supply with fingerprint machine)
(2) Power-on normally open the lock (shared power supply with fingerprint machine)
(3) Normally closed when energized (powered separately from the lock)
(4) Power-on normally open the lock (electric lock is powered separately)
Connect the Wiegand output terminal of the external read head to the Wiegand input terminal of the access control integrated machine.
The common access control all-in-one machine can only connect one read head at the same time. If there are multiple reading heads, please choose multiple door access controllers, or you can install specific models.
Mobile access control enables mobile devices — such as smartphones and wearables — to function as credentials in providing access to secured buildings, rooms, and areas. ... It also provides a more cost-effective and simpler way for companies to manage identification credentials.
Mobile access control presupposes that mobile phones, smartphones, tablets, and wearable electronic devices function as users' credentials when they enter offices or other business facilities. ... Electronic devices enable biometric authentication without the need to invest in expensive biometric readers.
Access control is a fundamental component of data security that dictates who's allowed to access and use company information and resources. Through authentication and authorization, access control policies make sure users are who they say they are and that they have appropriate access to company data.
Which best describes access controls? Access controls help protect against threats and vulnerabilities by reducing exposure to unauthorized activities and providing access to information and systems to only those who have been approved.
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