Common terms
- AFD
- Automatic fire detector.
- ASE
- Ancillary safety equipment actuated by the fire system.
- CIE
- Control and indicating equipment—the fire alarm control panel.
- MCP
- Manual call point.
- VAD
- Visual alarm device.
- Detection zone
- A building subdivision used to indicate the area from which a fire signal originated.
- Alarm zone
- An area in which a common alarm signal is given.
- Cause and effect
- The defined relationship between input events and system outputs/actions.
- Quiescent load
- The normal electrical load when no alarm is present.
- Maximum alarm load
- The greatest load imposed on the supply during the alarm condition.