"Three Standards" Boost Doorway Host Breakthrough Limit

High-definition CCD camera at the entrance of the host ; with networking capabilities; intuitive LED digital display, more user-friendly use; color ID or IC access control, with a card feature; with rain cover use, dust, moisture, and anti- Direct sunlight, suitable for any outdoor building; privacy password settings.
The connection of the sound transmission line between the host computer and the extension. Let this building have N floors, from one floor to N floor for a cable, and the layers from the parallel cable leads to the user at this level. In this example, the fault is not good for the host door entrance to all extensions. Therefore, it should be checked near the entrance host. It is caused by the disconnection of the host output voice line. Sometimes it can be heard that the output voice line is disconnected but it is away from the terminal block. Very close to occasional contact, after recovery, the test is good, troubleshooting.
The door host has a visual and intercom function, can realize video voice networking with the community management center, can use the remote control of the management center to unlock, keyboard luminous display, ringing tone generated by the SCM, pleasant sound, the camera is equipped with infrared light-emitting diodes to ensure night The image is clear, you can select the desired function in the programming menu, with the household intercom function, with a one-one password function, use the password to unlock the extension can be disarmed alarm zone. The host can configure the proximity card reader as a swipe card unlock or security patrol, and use the swipe card to unlock the extension to disarm the alarm zone.
The entrance host visual system can be connected with invisible extensions, can be connected to the meter reading controller to realize remote reading of four meters, and the security extension can realize multiple alarms. It can also send alarm information during the call and can be connected to the elevator controller. The use of intercom unlock, swipe unlock, password unlock to control the elevator, can be connected to the information release controller or information release extension to achieve management center information release. The card information, alarm information, and meter reading information at the entrance of the host computer can be recorded and displayed on the computer. The registration/deregistration of the proximity card can be accomplished through the door host operation or computer operation.
The mainframe of the entrance can be expanded to 336 extensions by adapting the isolator. The guidance is based on intelligent technology with a high starting point. It fully meets the current and future office buildings, offices, smart buildings, residential quarters, factories, villas, buildings, hotels, Hotel and other places intelligent system needs. The main entrance of the host portable wireless charging machine, barrier, video intercom system, professional community video intercom system: intercom doorbell. Doorway host . Indoor extension. Power supply design, installation, maintenance.
Intelligent intelligent wiring at the door of the host, access control attendance, security monitoring, anti-theft alarm system design, installation and maintenance, professional installation and maintenance: electronic door locks, fingerprint locks, electric plug locks, electromagnetic locks, password door locks, glass door locks, mute locks, kindergartens, School digital intelligent broadcasting, lawn speaker, monitoring system design, installation and maintenance.

Cup Head Square Neck Bolts

Stainless Steel Mushroom Head Square Neck Carriage Bolts have a smooth, rounded head. They are used in wood connections utilizing the square neck under the round head which will sit into the hole to prevent the head from turning. we have various types of products for you to choose. Also we accept customization according to your request.

Cup head square neck bolts, also known as carriage bolts, are a type of fastener with a unique head design. The head of these bolts is domed or rounded, resembling a cup, hence the name "cup head." The square neck refers to the square-shaped section just below the head.

These bolts are commonly used in applications where a smooth and finished appearance is desired, as the rounded head of the bolt sits flush against the surface it is being fastened to. The square neck prevents the bolt from rotating when tightening, providing stability and preventing the bolt from loosening over time.

Cup head square neck bolts are typically made of steel and are available in various sizes and lengths to accommodate different applications. They are commonly used in woodworking, construction, and automotive industries, as well as in furniture assembly and outdoor structures like fences and decks.

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