Fire detection and alarm systems for buildings - Specification for optical beam smoke detectorsSummary BS 5839 5: 1988, a part of the BS 5839 series, specifies requirements, test methods and performance criteria for fire detectors utilizing attenuation of an optical beam for the detection of smoke aerosols. An optical beam detector may or may not include an external reflector but is distinct from a point detector in that there is no integral mechanical connection to define or adjust the optical path length. This specification covers beam

BS ISO 15489-1:

both internal and external

including access to highly secure areas such as ports

proactive working practices

regardless of type

but are not covered by this standard

Gathering client data and determining goals and expectations

design considerations

It provides guidance for your organization in the application of ISO 9001:2000 to support the acquisition

needs to demonstrate its ability to consistently provide product that meets customer and applicable regulatory requirements

Systems approach to management

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