翻訳と辞書
Words near each other
・ Door Ki Awaaz
・ Door knocker
・ Door Nahin Manzil
・ DOOR Neptunus
・ Door no Mukō de Bell ga Natteta
・ Door Number 3
・ Door of Night
・ Door of Prophecies
・ Door of the Dead
・ Door of the Dead in St. Peter's Basilica
・ Door on the Left as You Leave the Elevator
・ Door Ons Vrienden Opgericht
・ Door Ontwikkeling Tot Ontspanning
・ Door Open at 8 am
・ Door Peninsula
Door phone
・ Door prize
・ Door security
・ Door space
・ DOOR syndrome
・ Door tenant
・ Door to Death
・ Door to Door
・ Door to Door (album)
・ Door to Door (film)
・ Door to Door (Modern Family)
・ Door to Door Storage
・ Door to Hell
・ Door to Silence
・ Door Village, Indiana


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Door phone : ウィキペディア英語版
Door phone

A door phone or door bell phone is a set of electrical and electronic elements used to handle two-way communication (street to home) in houses, apartments or villas. The device is connected to a secure communication system used to control the opening of the door giving access to any kind of buildings, offices, or apartment blocks. They are so widely used in the mentioned structures, that nowadays, it is a device forming part of the standard electrical installation of most buildings.〔(Door phones reference manual )〕
The simplest version is a device that consists of a simple intercom that establishes a communication between the street door and the house. In buildings where there are more than one ''door phone'' plate (located at the outside of the building's door entrance) has a certain number of buttons, depending on the number of flats existing in each building, in addition to the loudspeaker.
==Operation ==

In its most basic version is a two-way intercom allowing the communication street-house-treet, with the possibility of driving an electric strike to unlock and open the door allowing access to the interior of the building.〔
In places where there is more than one dwelling, the caller street, also called '' Push Plate '' or simply '' Plate Street '', is composed of a number of button is (usually one per housing) with the label next to the house or apartment number or name of the tenant.
The door phone plate is located at the outside of the entrance of each building, is composed by a matrix of buttons each of them driving a Buzzer located in a unit inside each home, which has a button to activate the electric strike.
There are several installation systems, the most traditional of the 4 + 1, (I.E.: four wires for power, communication and door system and one for the call).

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
ウィキペディアで「Door phone」の詳細全文を読む



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