Air Products and Controls Ionization Duct Smoke Detector.
This Detector replaces the System Sensor DH100 series detectors.
Sampling Tubes are available in 2.5, 5.0, and 10.0 foot lenghts and must be ordered separately.
Please note: sampling tubes from System Sensor or other brand smoke detectors will not fit these detectors and must be replaced by one of the following:
STN-2.5 2 1/2 foot tube
STN-5.0 5 foot tube
STN-10.0 10 foot tube
The detector is a 2-wire universal voltage with normally closed and normally open contacts.
Remote test stations are available as an accessory under item number MS-KA/R.