Glossary
For further clarification of terms or to suggest future
additions, please email the Product Support
department.
- Address
Addressable devices are given an individual address so their exact location can be identified. See Analogue Addressable and XPERT Card for more information.
- Addressable System
A system in which signals from detectors, manual call points or any other devices are individually identified at the control and indicating equipment.
- Air Sampling Unit
A device used to detect smoke within ventilation systems.
- Alarm
The state which a device enters when a fire is detected, signalling an emergency.
- AlarmSense
A range of conventional devices by Apollo that utilises two-wire technology.
To find out more, visit the AlarmSense page.
- Analogue
An analogue signal is one which goes up and down steplessly. Analogue fire detectors are not restricted to two states - alarm/no alarm - as conventional detectors are.
- Analogue Addressable
The term used to describe a fire detection system incorporating analogue detectors which are also identified by a number or 'address'.
Analogue addressable detectors provide location-specific information on the ambient level of smoke, heat or other product of combustion (eg carbon monoxide).
To find out more, click here.
- ATEX
This is an approval for products designed for use in hazardous
areas. See also BASEEFA.