Fire Alarm Installation Ilkley
Although there are varied choices of format with fire alarm systems, they all operate on the same basic principle – A device activates, the controls sees the alarm and then warns other people of the fact that a fire detection.
The detector can be a basic manual alert point which indicates that the fire was found by a human who then manually triggered the fire alarm. More advanced devices sense either smoke, carbon monoxide, heat or flames. Usuallay, heat and flame units are the least quick as the fire would be well alight by the time they detect.
Informing others is accomplished by two means: Sirens and strobes all through a premises and remote alerts such as getting a fire brigade response by automatically sharing data with a monitoring centre.
The fire detection system format can change based on numerous factors: cost, design considerations , building size, business processes, risk assessment outcomes and underwriter’s requirements. The four main formats are: Conventional and Addressable.
Conventional Fire Alarm Installation Ilkley
Conventional alarms have units wired together in sets to provide a simple area of where the fire has occurred e.g. third floor, fourth floor etc. Each collection of units is known as a zone. A zone drawing by the controls then illustrates where the alarm has been picked up. It is a simple process but suitable for most small to medium sized companies.
Addressable Fire Alarm Installation Ilkley
Addressable systems also cable devices together but importantly they can show just which device has alarmed. Many more devices can be placed on a loop. The devices function like conventional components but are able denote their address by throwing digital switches on the sensor. They are often fitted in bigger sites.
Analogue Addressable Fire Alarm Installation Ilkley
Analogue Addressable systems are known as intelligent fire detection systems. The devices in addressable and conventional systems are fairly dumb but in an analogue addressable detection system the devices have some processing capabilities and can decide whether they are in alarm, in open circuit or need cleaning. Likewise, sirens and other components can be cabled on the same loop making planning very flexible. They are often used for bigger, industrial sites and organisations.
Wireless Fire Alarm Installation Ilkley
Radio systems, as they sound, are free of cables. The equipment is expensive but there are savings on installation expenditure. Systems can be a outright analogue addressable or just an addition to a conventional detection system where running wires would be messy.