How to open the door with a password lock

First of all, the induction of unlocking the security door lock. At this time, the panel of the security door will glow, and the panel will also have flashing lights. Enter the correct password to open the door, and finally press # to end. After that, you will hear the sound of dripping water inside the door lock. The door lock has been opened. Press the door handle to open the door.

If the password is entered incorrectly, the door lock will click, the panel backlight blue light will go out automatically, and the door lock will enter the closed state. It should be noted that the door must be opened immediately after opening the door, otherwise the door will not be opened within five seconds, and the anti-theft door lock will automatically lock again for safety self-protection mechanism, and the door lock can only be opened after entering the password again.

Code lock principle

The principle of password lock is to start from the starting point of the dial, turn the dial clockwise to a certain number, and then return to the starting point to enter the password. Repeat this operation until the last password is entered, and then turn the dial counterclockwise from the starting point to unlock it.

Advantages of password lock: no key, no power supply, no battery and no waste pollutants. According to the law of technological development in history, in the case of similar functions, simple and reliable things will always replace complex things, and it is simple things that replace complex things.

Therefore, it is a popular and practical new product, which should replace the traditional disk mechanical code lock and some electronic code locks. Dial-type full-mechanical combination locks are widely used in safes, safes, filing cabinets, anti-magnetic fire cabinets, security doors, vault doors, automobile doors, civil doors and mechanical locking mechanisms.