Specifies requirements, test methods and performance criteria for line type smoke detectors utilizing the attenuation and/or changes in attenuation of an optical beam, for use in fire detection systems installed in buildings.
AS 7240.12:2007 history
2018AS 7240.12:2018 Fire detection and alarm systems, Part 12: Line type smoke detectors using a transmitted optical beam (ISO 7240-12:2014, MOD)
1970AS 7240.12:2007 Fire detection and alarm systems - Line type smoke detectors using a transmitted optical beam