Advanced Photoelectric Smoke Detector FW-2/ FW-4
Key Specifications
Low Profile- Only 1.8〃 High
FW2-H & FW4-H Models with built-in thermal heat sensor
for more accurately detecting a wide range of fires (135F Heat Detector)
2 or 4 Wire Models
Highly Stable Operation, RF/Transient Protection
Two built-in power/sensitivity supervision/alarm LEDˇs
Non-directional Smoke Chamber
Vandal Resistant Security Locking Feature
Built-in magnetic go/no go detector test feature
Removable smoke labyrinth for cleaning or replacement
Automatic Sensitivity window verification function meets outlined equirements in NFPA 72, Chapter 7, Inspection, Testing and Maintenance