Silent Knight SK-DUCT-W Intelligent Photoelectric Duct Smoke Detector, Smoke Detector Housing and SK-PHOTO-R-W Detector 14/01 Simplex 4098-9770 CO sensor bases

Simplex 4098-9770 CO sensor bases combine an electrolytic CO sensing module with a TrueAlarm analog sensor to provide a single multiple sensing assembly using one system address

or standard 4" square 1-1/2" (38 mm) deep box with 1-gang cover

Other firefighters’ telephones – selected at

E Speaker White Ceiling

and extends property protection capabilities

Silent Knight SK-DUCT-W Intelligent Photoelectric Duct Smoke Detector, Smoke Detector Housing and SK-PHOTO-R-W Detector 14/01 Simplex 4098-9770 CO sensor basesProduct Overview The SK DUCT W and DNRW use photoelectric technology to detect smoke and combustion particles present in air moving through an HVAC air handling system. These units sense smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute (0. 5 20. 32 m s), temperatures of 4F 158F ( 20C 70C), and a humidity range of 0 93 percent (non condensing). Main Features Photoelectric, integrated low flow