Hochiki SLR-835 23/01 The D285DH duct detector head

The D285DH duct detector head attaches to the following duct detector housings:

Vulcan 1600 Mean Streak VN1600 2004-2006

Point ID capability allows each detector’s address to be set with rotary

and the initiating device loops share a common supervisory supply and ground

steel enclosure

Hochiki SLR-835 23/01 The D285DH duct detector headThe SLR 835 835H Photoelectric Smoke Detector utilizes two bicolored LEDs for indication of status. In a normal standby condition the LEDs flash green every 3 seconds. When the detector senses that its sensitivity has drifted outside the UL listed sensitivity window the LEDs will flash Red every 3 seconds. When the detector senses smoke and goes into alarm the status LEDs will latch on Red. The detector utilizes an infrared LED light source and