Cause And Effect Matrix For Fire Alarm System __exclusive__ Link

To prevent the spread of smoke through ductwork, associated Air Handling Units (AHU) are hard-wired or programmed to shut down upon detection in the served area. However, toilet extract fans may remain active to maintain negative pressure.

To populate the matrix, inputs and outputs are categorized as follows: cause and effect matrix for fire alarm system

| ID | Device Type | Action | Location | | :--- | :--- | :--- | :--- | | O1 | Notification Appliances (Horns/Strobes) | Activate (Temporal 3) | Floor of origin + adjacent floors | | O2 | Magnetic Door Holder | Release (close door) | Fire zone corridor | | O3 | AHU (Air Handler) | Shutdown | Entire building | | O4 | Supply Fan (Stair Pressurization) | Start | Stairwells | | O5 | Elevator Controller | Recall to ground floor & Shunt trip | All elevators | | O6 | Smoke Damper | Close | Duct passing through fire zone | To prevent the spread of smoke through ductwork,