For 4 wire detec tors the rts151key a features a multi colored led that alternates between steady green and red.
Duct detector test switch wiring.
For testing the alarm can be enabled by a test button on the power board cover magnet activated test switch or by the optional remote test station.
Tor head and depress the cover removal switch sw1 and the unit will be energized.
Remote reset test switches can be accommodated by the sl 2000.
If the duct detector receives its power from the fire alarm panel the fire alarm panel can reset the duct detector.
Intake sampling tubes ordered separately are supplied in three standard lengths.
Its primary purpose is to provide early warning of an impending fire and to prevent smoke from circulating throughout the building.
The superducttwo wire duct smoke detector is ideally suited to applications where early indication of combustion is required within the confined space of ventilation ductwork.
An exhaust tube of one standard length 7 5 is provided with the detector housing.
Test magnet used to activate test routine from either a sd trm4 remote test reset station or the detector.
The duct smoke detector latches into alarm state when an alarm occurs.
Air velocity test kit with this kit and a suitable manometer testing can be carried out with the duct detector fully installed and wired.
The d4120 and d4p120 leds indicate the status of power maintenance trouble and local alarm conditions.
D4120 4 wire photoelectric low flow duct smoke detector accessories d4s 4 wire photoelectric sensor component only etx metal exhaust tube duct width 1ft 0 3m d4p120 4 wire photoelectric power board component only 24 vac dc 120 vac m02 04 00 test magnet 2d51 4 wire conventional photoelectric sensor head mhr mini horn red.
However when the duct detector gets its power from the rtu unless there s a remote test switch or an accessible reset button on the detector itself the only way to reset is to cut the power to the rtu.
Duct mounting is accomplished through a template and 4 sheet metal screws provided.
The system sensor rts151key a is an automatic fire detector accessory de signed to test remotely located duct and beam detectors.
The green pilot led will be illuminated and when press.