Historical
ISO 7731:1986
Danger signals for work places - Auditory danger signals
Specifies the safety requirements and the corresponding test methods for work places in the signal reception area and gives guidelines for the design of the signals. May also be applied to other appropriate situations. Does not apply to verbal danger warnings. Special regulations such as those for a public disaster and public transport are not affected.
CONTENT PROVIDER
International Organization for Standardization [iso]
International Organization for Standardization [iso]