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Wireless doorbell classification and its effect
2012-07-07 10:18:48

 

1 single wireless doorbell

A stand-alone wireless doorbell, is also the foundation of a doorbell, the doorbell is relatively cheap prices generally around 50 yuan, of course, the doorbell function is also very simple, with only a role.

2, network video visual doorbell system uses:

Network video visual doorbell by nonvisual unit, walls, floors host machine platform, nonvisual indoor extension, management center, network device, power supply and matching wire, electric control lock, door closers, part of big long distance large areas also need to use continued, hubs and other non-standard accessories. Networking systems generally use digital visual doorbell system. Functions: two-way intercom, remote control lock, password lock, networked call; increased card access control function can also use credit card to open the door to the function; thereby effectively prevent illegal personnel within the unit, the degree of protection of the unit building user security; common networking nonvisual visual doorbell system line for:4 core sheathed wire,5 core wire,6 core wire; common networking nonvisual visual doorbell system network trunk line also need to increase the2 core shielded twisted pair transmission data, or add other wires to transmit data, such as five lines, cable and other;

3network visual visual doorbell by nonvisual unit, walls, floors host machine platform, nonvisual indoor extension, management center, network device, power supply and matching wire, electric control lock, door closers, part of big long distance large areas also need to use continued, hubs and other non-standard accessories. Networking systems generally use digital visual doorbell system. Functions: two-way intercom, remote control lock, password lock, remote monitoring, network call; increased card access control function can also use credit card to open the door to the function; thereby effectively prevent illegal personnel within the unit, the degree of protection of the unit building user security; often not networking visual doorbell system line : 4core sheathed wire,5 core wire,6 core wire; common networking nonvisual visual doorbell system network trunk line also need to increase the2 core shielded twisted pair transmission data, or add other wires to transmit data, such as five types of line, reticle; finally to add video line!

In 4, multiple functional visual doorbell system uses:

In 1, a through visual doorbell system: networking visual doorbell system within any two users can call, call intercom. General single channel video doorbell system the function of the busy rate is higher, the multi channel visual doorbell system better. Although most of the current networking visual doorbell system for multiple channel, but a general functional exercise of busy rate is still higher.

2, alarm linkage type visual doorbell system: external infrared, Menci, smoke, gas, and other home alarm equipment, can also be connected with the emergency button. The emergency button routine not area, most of the regular manufacturers without the emergency button for defense. Linkage type visual doorbell system is generally divided into two types: wired alarm linkage ( external alarm detector for cable connection ), wireless alarm linkage ( all the related alarm equipment without wire connection).

3, information release type visual doorbell system: general information release type visual doorbell system is a management staff through a management center to the user indoor unit, unit host (or fence machine ) and other public visible device transmits management information, in order to replace the previous blackboard poster, flyer, save energy and cost, the realization of paperless the office. Information type visual doorbell system is generally divided into two kinds: release of information to the public to see equipment ( management information to the host machine unit, the wall above ), release of information to the terminal equipment ( management information directly to the user indoor extension. ).

1 single wireless doorbell single wireless doorbell, is also the foundation of a doorbell, the doorbell is relatively cheap prices generally around 50 yuan, of course, the doorbell function is also very simple, with only a role.

2, network video visual doorbell system uses: networking non-visual doorbell by nonvisual unit, walls, floorsReturn Home] [Print] [Go Back]   

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