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Conventional Photoelectric Smoke Detector and Smoke cum Heat Detector
All of Agni AD333 series detectors meet the requirements of UL 268 and EN 54-7/5 for use in Fire
Alarm signaling systems. They are intended for use in 2-wire/4 wire Class A or B supervised zone
circuits. The AD 333 Series detectors are subject to panel compatibility limits and compliance with
corresponding NFPA 72E standards, local codes, and ordinances.
AD-333 series include 2-wire and 4-wire detectors, which provide fast and reliable response to
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photoelectric smoke and heat (135 F) detection. While the smoke and heat detection circuits operate
independently, their outputs being "OR" connected. The detector provide the fire detection