OSI-RI-FH | Silent Knight Reflective Beam Smoke Detector, Intelligent Addressable, 328 ft Range Do not add the product. Connector: 4-pin DC micro quick-disconnect

Connector: 4-pin DC micro quick-disconnect

the chassis configuration offers more flexibility in terms of mounting and integration

The card's efficient performance and ease of use make it an ideal choice for both new installations and system upgrades

and retry delay

OSI-RI-FH | Silent Knight Reflective Beam Smoke Detector, Intelligent Addressable, 328 ft Range Do not add the product. Connector: 4-pin DC micro quick-disconnectDescription The Silent Knight OSI RI FH is an intelligent, addressable single ended reflective beam smoke detector designed for large open areas with high ceilings. Operating on the principle of infrared light obscuration, it ensures reliable smoke detection where spot detectors are impractical. This unit integrates a combined transmitter receiver design and is compatible with IFP and Farenhyt Series Black fire alarm control panels in IDP mode.