Silent Knight SD505-ADH Addressable Duct Smoke Detector

The Silent Knight SD505-ADH is an addressable duct smoke detector designed to detect smoke and combustion products in HVAC air handling systems. It integrates seamlessly with Silent Knight’s IntelliKnight fire alarm control panels, providing early warning of smoke presence in ductwork to prevent the spread of smoke and fire within a building.

Key Features:

• Two-Wire Connection: Simplifies installation by connecting directly to the Signaling Line Circuit (SLC) loop with just two wires.

• LED Indicators: Features an LED on the sensor head to indicate alarm status and communication activity, allowing for quick visual confirmation.

• Rugged Construction: Built with a durable steel backbox and a clear plastic cover, ensuring longevity and easy inspection.

• Interchangeable Detector Heads: Compatible with both photoelectric (SD505-APS) and ionization (SD505-AIS) detector heads, offering flexibility based on specific application needs.

• Automatic Sensitivity Testing: Performs automatic sensitivity checks every three hours, ensuring consistent and reliable operation without the need for manual testing