alarm circuit

Alarm circuit — An alarm circuit (also dry pair or dry loop) is an unconditioned leased pair of telephone wire from a telco. The pair does not have a dial tone or battery (continuous electric potential), as opposed to a wet pair (a line usually with no dial tone …   Wikipedia

alarm circuit — alarm system …   English contemporary dictionary

Alarm indication signal — (AIS) is a signal transmitted by a system that is part of a concatenated telecommunications system to let the receiver know that some remote part of the end to end link has failed at a logical or physical level, even if the system it is directly… …   Wikipedia

Alarm clock — Clock radio redirects here. For the clocks synchronised by radio signals, see Radio clock. Traditional wind up (keywound), mechanical, spring driven alarm clock …   Wikipedia

circuit — 01. You ll blow the electrical [circuit] if you try to use too many appliances at once. 02. The author went on the lecture [circuit] to promote his newest novel. 03. The device has an alarm in it which will ring if something breaks the [circuit] …   Grammatical examples in English

Alarm für Cobra 11 — Alerte Cobra Alerte Cobra Logo d ouverture français (à partir de la saison 17). Titre original Alarm für Cobra 11 Die Autobahnpolizei Autres titres francophones Alerte Cobra Genre Série policière …   Wikipédia en Français

Fire alarm control panel — A fire alarm control panel (FACP), also called a fire alarm panel. Technicians usually refer to the FACP as the panel. A fire alarm control panel is the central control device that receives information from input devices (smoke detectors, heat… …   Wikipedia

Burglar alarm — Silent alarm redirects here. For the album, see Silent Alarm (album). Burglar (or intrusion), fire and safety alarms are all electronic today. Sensors are connected to a control unit via a low voltage hardwire or narrowband RF signal which is… …   Wikipedia

Burglar alarm control panel — A burglar alarm control panel is a wall mounted unit where the detection devices and wiring of the alarm are ultimately connected and managed. These include devices such as bells, sirens, door contacts, motion detectors, etc. Typical panels are… …   Wikipedia

Manual fire alarm activation — Single action pull station. A manual call point in the UK …   Wikipedia

Fire alarm pull station — A fire alarm pull station is an active fire protection device, usually wall mounted, that, when activated, initiates an alarm on a fire alarm system. In its simplest form, the user activates the alarm by pulling the handle down, which completes a …   Wikipedia