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What is the difference between a door closer and a floor spring?
Nov 03 , 2022
Door control hardware is a very important supporting product device in people's daily life. It mainly includes: floor springs and door closers, usually used in shopping malls, office buildings, residential areas, hotels and other public places. The main function is to ensure that the door can be opened normally, or the door can be closed to the initial position accurately and timely. Normally,...
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Enterprise face recognition access control, entrance and exit management, face recognition attendance application
Nov 03 , 2022
S4A dynamic face recognition system mainly uses the face as the medium of authority. The access control attendance host uses the AI face recognition scanning device to scan the user's face to determine the user's authority and record the attendance record.S4A face recognition access control attendance series is specially tailored for the access control applications of the majority of enter...
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Interpretation Of UHF Reader Classification And Application Scenarios
Nov 04 , 2022
RFID reader, namely radio frequency identification, can automatically identify target objects and obtain relevant data through radio frequency identification signals, can identify high-speed moving objects and identify multiple RFID tags at the same time, and the operation is fast and convenient. The UHF reader is a radio frequency identification device that works in the ultra-high frequency UHF f...
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Why Do You Need A Safety Relay Module?
Nov 04 , 2022
Why do you need a safety relay module?There are many types of intelligent Relay modules. With the rapid development of science and technology, the application fields of intelligent relay modules will become wider and wider, such as mechanical control in industry 、automatic door openers, lighting control switches in civil use, and other automatic system control occasions.Usually, the wiring mode of...
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Types of electric mortise locks
Nov 07 , 2022
Electric mortise locks are divided into: two-wire electric mortise locks, five-wire electric mortise locksTwo-wire electric mortise lock: There are two wires, red and black, red is connected to power +12VDC and black is connected to GND. Disconnect either wire, the lock retracts, and the door opens. The two-wire electric lock is relatively simple in design and has no single-chip control circuit. T...
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The characteristics and application of UHF RFID reader
Nov 10 , 2022
RFID is a non-contact identification technology that automatically identifies target objects through radio frequency signals. Information management methods based on this have become more and more common in life. RFID technology is suitable for logistics, smart retail, manufacturing management, Apparel enterprise management, anti-counterfeiting traceability, asset management, vehicle management an...
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QR code access control
Nov 14 , 2022
With the continuous improvement of economic level, people's awareness of housing safety has also increased. In traditional access control systems, access cards or keys are often missed, and residents will be locked out and wait for other members of the family to come back before they can enter the home. In severe cases, the lock or door needs to be changed. For this reason, many communities wi...
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9 common problems of magnetic lock installation, learn that you are the great god!
Nov 14 , 2022
Magnetic lock, as a standard product of access control management system, is often used in closed areas, and it is also one of the most commonly used and cheapest systems in weak current systems. As a physical interception product, the magnetic lock uses a magnet to hold the iron block to achieve the purpose of locking the door, and this magnet is generated by the magnetism of the energized coil. ...
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Learn about electric RIM locks
Nov 17 , 2022
Electric RIM lock is a kind of electric lock with a large amount of use. It can be opened electronically or with a key. It is mostly used in building intercom doors (also called electric doors) in residential areas. It is the veteran of electric locks. For a period of time, it represented the electric lock, and now people often use the electric lock as a general term for all electric locks. Howeve...
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The role of the QR code reader
Nov 17 , 2022
Since the launch of QR code access control, there has been a lot of controversy. Facing the previous ID card, IC card access control, and QR code access control, what are the advantages?ID card, an earlier access control card, is a non-writable proximity card. The ID card is the same as the magnetic card. Except for the card number, the card has no security function. Being copied, it is also easy ...
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What Should I Pay Attention To When Installing An Access Controller?
Nov 18 , 2022
The core of the access control system is the combination of modern computer technology and various identification technologies, which embodies an intelligent management method.(1) Anti-electromagnetic interferenceFor access control readers and plastic access exit buttons, special attention should be paid to preventing electromagnetic interference, especially the interference problems of ...
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What is a card reader? What are the types of card readers? What is a long-distance card reader?
Nov 21 , 2022
According to the type of card to be read, the card reader is divided into ID card reader (EM card reader); Mifare One card reader (M1 card reader, Mifare card reader, IC card reader).The card reader distance of the card reader is generally between 5-10 cm, and the distance of Mifare card is shorter than that of ID card.Password keyboard card reader: Some card readers not only have wiegand26 card n...