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Category: Fire Alarm Glossary

Conventional or Addressable Fire Alarm Systems?

Many installers have been installing conventional fire alarm systems for some considerable time and are very familiar with the technology. Of course, in the early days there were few options available and it was not uncommon to see comparatively large systems, e.g. 64 zones and above with quite complex control panels, running conventional detection circuits […]

Fire Alarm Categories

There are two main types of category for fire alarm systems, and they are broken down into the following; Category L Category P

Calculating the Battery Backup for your Fire Alarm System

All fire alarm systems must be fitted with a standby supply and this is achieved by using Sealed Lead Acid (SLA) batteries. The standards state that in the event of a mains supply failure, the backup batteries should be able to run the system for a minimum of 24hrs, followed by 30minuites in full alarm […]

Differences between Conventional & Addressable Fire Alarm Systems

There are several differences between conventional & addressable fire alarm systems. These differences include; Addressable fire alarm systems give information about individual detectors, whereas conventional systems only give information about specific circuits (zones). Due to this, addressable systems allow a courtesy text label to allow easy identification of any event. For instance detector 1 may […]

Introduction to Fire Alarm Systems

Fire alarm systems are used to detect a fire, and to signal a warning alarm to the appropriate source. In general, there are 3 types of system; Manual Fire Alarm Systems – which relies on manual call points to signal an alarm Life Protection Fire Alarm Systems – these are designed to protect the occupants […]

What is an addressable fire alarm system?

An addressble fire alarm panel communicates directly with each device. So in the event of a fire, the fire panel will display the exact device (detector or call point) that signaled the alarm, allowing the fire to be located more quickly. On a conventional system or 2 wire systems, there are often more than 10 […]