Electronic combination lock on the door - reliable protection

Security, reliable protection of a home or office space are forced to look for more perfect locks that are not susceptible to hacking. Popular in the people device - a combination lock on the door - provides access to the premises only to those who know the code or has an electronic key. It is installed on the door of entrances, in offices. Electromechanical and electromagnetic devices are distinguished by types. Depending on the design of the unlocking lock, a mechanical or electronic key is used, as well as a remote key. To unlock the mechanical combination lock, enter the code by pressing a few buttons. When the door closes, the security mode of the device turns on. But such locks are not very reliable: there is always the opportunity to spy on the code.

An electromagnetic combination lock on the door is unlocked using a magnetic key, which must be attached to a specific location. An electronic magnet consists of a core and a winding. When the lock is closed, the electric current passes through a closed circuit and creates an electromagnetic field. The circuit is opened after the code is set. Such locks are very durable and reliable. There are electromagnetic locks, which continue to work even after a power outage. They are called deadbolts, they are powered by a built-in battery.

For use in apartments a combination lock on the door is practically not applied. They are more suitable for office space. The most convenient is an electronic lock, since it has a lot of advantages. In such devices, personal codes can be used. Locks have the property of fixing the opening time, rapid code change. Virtually all doors where electronic locks are installed can be blocked with one command.

If you have an electronic lock on the door, then you are reliably protected from burglary. Similar devices, unlike other designs, are less susceptible to opening. Of the undeniable advantages of code locks you can call high reliability, aesthetics. Later on, it is possible to create an intercom system from an electronic device. The lock is suitable for almost any door.

The newest designs of electronic locks are almost invisible on the door. They can be opened using a key fob like a car. It is very convenient. The latest models of devices are protected against atmospheric precipitation and other weather conditions. The electronic combination lock is convenient and that consumes little electricity, its power sources are enough for years of operation. You can find models with two panels that are located outside and inside the door. There is a reverse option, when one panel serves to control two locks. Electronic devices are highly secretive and can be used in the most unexpected places. Very popular models of electronic locks, unlocked with the help of code. If the code is entered incorrectly for several attempts, the lock is blocked for several minutes.

Due to the complicated device, the code lock on the door must be installed only by specialists. To resort to the help of professionals is to avoid troubles and install the device correctly.