-
What Is An Automatic Door Opener?
Sep 21 , 2022
For office doors or fence gates in residential areas, when installing access control, read the card to unlock, and need to manually open the door. In order to be more automated, an automatic door opener is introduced, that is, when the card is read, it not only opens the lock but also automatically opens the door. There are The electric lock is no longer installed, and the access control is u...
-
How To Choose An Access Control System?
Sep 28 , 2022
How to choose an access control system?The access control controller is the core of the access control system. It uses the combination of modern computer technology and various identification technologies to reflect an intelligent management method. The number of doors controlled by each controller can be divided into single-door controllers, double-door controllers, four-door controllers,s and mu...
-
Application of Access Control System in Olympic Games
Oct 02 , 2022
Application of Access Control System in Olympic Games (sales@s4a-access.com)Olympic events are mainly divided into two types, one is the building used for office or rest during the Olympic Games; the other is the venues for holding various events during the Olympic Games. This article mainly describes the application of the access control system in the Olympic venues for reference.S4A-...
-
Advantages and disadvantages of access control system magnetic lock
Oct 17 , 2022
Magnetic lock, also known as electromagnetic lock, is an electric lock that relies on the suction force generated between an electromagnet and an iron block to close the door.Some magnetic locks have the output of door status (door magnetic status). If you look carefully at the terminals, in addition to the power terminals, there are also three terminals: COM NO NC. The function of these terminals...
-
Automatic door opener purchase and use instructions
Oct 20 , 2022
Automatic door opener purchase instructions:1. Look at the horsepower of the automatic door opener motor. That is, what is usually asked is, how many doors or how many doors can this door open? We are accustomed to simply think that the bigger the shape of the door opener, the more powerful it is, which is unscientific. In fact, the power of the motor is determined by the rotor parameters (diamete...
-
Access control door button selection skills and suggestions
Oct 21 , 2022
Access control system button selection skills and suggestions.There are two common ways to enter and exit the door:1. Swipe your card to enter, and swipe your card when you go out. We usually call it "two-way access control" or "two-way card reading". The advantage of this method is that it has a higher level of security. Generally, people are not allowed to leave casually...
-
Installation method of electric dropbolt lock for glass door
Oct 27 , 2022
Although we have enough understanding of the nature and purpose of the electric dropbolt lock itself, but if we want it to really play a certain role in our life, we need to know about the installation of the glass door and the installation of the electric dropbolt lock on the glass door.Step oneFor the installation of anything, we need to find a suitable installation position, and the electr...
-
How To Choose Automatic Door Closers?
Oct 28 , 2022
Door closers are mainly used in commercial and public buildings, especially the access control system. They have many uses, chief among them being to allow doors to close on their own to limit the spread of fire and to ventilate the building.What issues should be considered when choosing a door closer?Before choosing a door closer, you should consider door weight, door width, door opening fre...
-
Five Installation Methods Of Door Closers
Oct 28 , 2022
The door closer is installed on the door. Its function is to automatically close the door when the door is opened. Its characteristic is that it can accurately close the door to the initial position. Door closers are widely used in our lives. It is mainly used in commercial and public buildings, but also in domestic use. Its biggest function is to close the door tightly when a fire occurs, th...
-
What is an electromagnetic door suction? How does it work and how to install it?
Oct 31 , 2022
Electromagnetic door suction, this kind of door suction is often used with fire doors, also known as electromagnetic door suction for normally open fire doors.1. What is electromagnetic door suction2. The working principle of electromagnetic door suction3. Electromagnetic door suction classification4. Installation method of electromagnetic door suction1. What is electromagnetic door suctionElectro...
-
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,...
-
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...