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Access control controller is connected with door magnetic signal magnetic lock wiring method.
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The COM of the networked access control is connected to the 12V, the positive pole of the magnetic lock is connected to the NC of the networked access control, and the negative pole is connected to GND. The signal lines NO and COM are connected to MAG+ and MAG-.
The magnetic lock belongs to the category of "power-on lock door", so the "+" needs to be connected to the NC of the access control motherboard. - then the negative pole of the power supply is linked.
The design of the magnetic lock (or electromagnetic lock) is the same as the electromagnet, it is the use of the principle of electromagnetism, when the current passes through the silicon steel sheet, the electromagnetic lock will produce a strong suction force to tightly absorb the adsorption iron plate to achieve the effect of locking the door. As long as a small current electromagnetic lock will produce a great magnetic force, the access control system that controls the power supply of the electromagnetic lock will be powered off after identifying the correct personnel, and the electromagnetic lock can open the door if it loses its suction.
Because the electromagnetic lock does not have a complex mechanical structure and the structure of the deadbolt, it is suitable for the passage control of the escape door or fire door. The lock body is protected by epoxy perfusion inside. The suction strength of the electromagnetic lock is expressed in lb (pounds) and the method of testing is static pressurization.
The so-called static pressurization is that the tension force of the adsorption iron plate is slowly and gradually increased after the electromagnetic lock is energized, and the adsorption iron plate is pulled apart instantly when the suction force of the electromagnetic lock is exceeded, and the data of this pulling force is the tensile force value of the electromagnetic lock.
Moreover, the force between the electromagnetic lock and the adsorption iron plate must be face-to-face and collinear load test, so that the suction force of the electromagnetic lock is the maximum. The adsorbed iron plate may be temporarily magnetized due to the magnetic induction of the electromagnet for a long time.
How the access control system works
The card reader is used to read the smart card information (card number) of the card swiping person, and then converts it into an electrical signal and sends it to the access control controller, and the controller judges whether the cardholder has been authorized to enter the door during this time period according to the card number received, and completes the work of unlocking, keeping the lock and so on according to the result of the judgment.
For networked access control systems, the controller also accepts personnel information and corresponding authorization information from the management computer, and at the same time transmits card records of the entry and exit doors to the computer.
A single controller can form a simple access control system that can be used to manage one or two doors. A plurality of controllers are connected with computers through communication networks to form the access control system of the entire building. The computer is equipped with the management software of the access control system, which manages the analysis and processing of all the information in the system.
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Access control can often be seen in our lives, simply put, it is connected to the door of the **extension, if there are guests visiting, as long as through the access control**, when the room personnel have confirmed the identity of the visitor, as long as the door is entered on the door mark or password, you can open the door remotely. So will it be difficult to wiring the access control**? Let's take a closer look.
First, how to wire the access control.
First of all, the wiring of the introduction of access control ** is neatly placed to avoid crossing, and then the fixed cable core and the matching wire are evenly marked with the number, and each terminal is connected, pay attention to the cable core and the wire should leave a margin of not less than 20 cm; The wire is then tied into bundles and threaded into the conduit. Then connect the entry cable of the access controller to the power supply, and install it in a fixed position with screws.
Second, the access control ** is composed of which systems.
1. Host. The core component of the access control system, the transmission signal of each resident's extension needs to be controlled by the host, and its circuit board is generally installed with vibration damping.
2. Extension. The household needs to use the intercom system and the host to cooperate into the internal ** system, it has many forms, there are visual extensions, and non-visual extensions are two fiber concessions. Some also have electric lock control function and monitoring function, making it more convenient for residents and visitors to talk.
3. UPS power supply.
The main thing is to keep the intercom system not power-off, usually in the charging, when the power failure, the UPS power supply will automatically supply power to the system.
4. Electronically controlled lock.
The internal structure is made of electromagnetic mechanism, so that the electromagnetic mechanism can drive the action of the connecting rod to control the opening of the door. It mainly has an adjuster, which is more convenient and flexible to use.
Conclusion of the article: The relevant knowledge of how to wire access control will be introduced to you here, I hope it will be helpful to you. If you want to know more about related knowledge, please continue to pay attention to the Qeeka Home information platform, and more exciting content will be presented to you in the future.
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Dear, hello, if you are an ordinary IC card lock or ID card, buy this ID or IC card, and use the administrator to enter the programming state and swipe the ID or IC card information into the access control. Use the management card to swipe twice, when the red light and green light are on together, and then swipe other cards, it will be equipped with the door opening card, Set the master card (management card) Twist the mechanical key to open the door, do not let go, rely on the card within 6 seconds, the blue light is on, and the buzzer "ticks" to configure the master card. If there is no encryption, you can go to the place with the key, the general market or nearby have the key or individual hardware stores can be matched, but you need to bring your key, they will help you copy one through the machine, if it is encrypted, you can't go outside to match, you can only buy the key with the property of the management community.
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The wiring diagram of the access control system is as follows:
1. The +12V and GND end on the access control host (power supply of the access control host) are connected to the +12V and GND end of the access control power supply.
2. The positive end of the electronically controlled lock is connected to the NO or NC end of the access control power supply (depending on the normally open lock and normally closed lock); It is usually connected to the NC terminal (unlocking when powering on, locking off when powering off). The negative end of the electronically controlled lock is connected to the GND end of the access control power supply.
3. The push end core on the access control host (open the signal) is connected to the push end of the access control power supply. The door opening signal mark on the access control host is NO and NC, and it is usually connected to the NO end to the push end of the access control power supply.
4. If the other end is connected to the door button, the two wires of the door button are connected to the door button end of the access control host; Or it is the push end and GND end of the access control power supply.
5. If the other end is connected to the card reader, the card reader is connected to the corresponding signal end of the access control host (generally connected to 4 terminals: 12V, GND, Data0, Data1).
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The wiring method of the door control switch is usually based on the requirements of the specific equipment and system, and the following is the common wiring method of the access control switch button:
First, confirm that the main power of the access control system is turned off and that it is safe.
According to the posture of the access control switch button, the wiring port generally includes two ports, one is"com"(public side) the other is"no"(Normally open) or"nc"(normally closed end).
Place the access control button on and off"com"The end is connected with the controller of the access control system or the corresponding input of the access control device. This is usually done by means of terminal blocks or connecting wires.
If the access switch button is of the normally open type, it will"no"The end is connected with the input end of the access control device; If it is a normally closed type, it will"nc"The end is connected with the input end of the access control device; The choice depends on the requirements and design of the system.
Make sure the wiring is secure and check that all wiring is connected correctly.
Restart the access control system with the main power turned off after confirming that the access control system is turned off.
Perform the necessary tests to ensure that the access control button is working properly and working in harmony with the access control system.
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