Understand conventional Supervision, understand the difference between Class A and Class B, how a Conventional Initiating Device Circuit (IDC) works, and how a Notification Appliance Circuit (NAC) works.
Use your understanding as you design, install, and service conventional fire alarm circuits.
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71 Pages - Over 70 Drawings
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- First Things First – What is a Fire Alarm System?
- Types of Fire Alarm System
- Life Safety and Supervision
- A Little History
- Supervision and Redundancy
- Wire is Fragile
- Basic Fire Alarm System Overview
- Conventional Fire Alarm System Supervision – Checking Continuity
- FACP Panel Connections
- Fire Zone and Fire Alarm Loop
- Initiating Device Circuit (IDC): Conventional Input Loop
- Notification Appliance Circuit (NAC): Conventional Output Loop
- Supplement 1 – Battery Power
- Supplement 2 – Ground Fault Detection