Technical Field Bulletins

System Sensor is pleased to provide the technical documents listed below. Each is intended to clarify a particular issue involving the installation, use, or maintenance of System Sensor detection and notification products. If you have any questions concerning System Sensor products or their application that are not addressed by these Field Bulletins, please contact Technical Service at 1-800-SENSOR2 (736-7672), extension 2.

To view a document, please click on its name in the following list.
All documents are in PDF format and require the Adobe Acrobat Reader.

Outdoor Device Shorting Spring
CO1224 – Reversed Keyholes
Weatherproof back box for Spectralert® Advance Outdoor Products
Limitations of Fire Alarm Systems
WFD – FACP wiring and typical bell connection
Smoke detector life expectancy
Smoke detectors -- 2- or 4-wire compatibility?
Aerosol Smoke Tester from Home Safeguard
The use of electrical boxes according to the N.E.C.
Questions concerning the installation of duct smoke detectors
End-of-Line, Power Supervision Relay
Flame rating of duct smoke detectors
Interconnecting more than 10 Innovair 4-wire conventional duct smoke detectors
NFPA 72, inspection, testing and maintenance
Ionization smoke detector recycling
Radioactive material -- effects and disposal
Manufacturer's methods for duct smoke detector testing
DH100ACDC Multiple Wiring Configuration
2W-MOD2 and RRS-MOD Wiring Configurations
UL Current Draw/Voltage Drop Clarification
System Sensor Duct Detector Evolution