ERGONOMICS - SYSTEM OF AUDITORY AND VISUAL DANGER AND INFORMATION SIGNALS (ISO 11429:1996, IDT)
This Malaysian Standard is applicable to all danger and information signals which have to be clearly perceived and differentiated as specified in lSO/TR 12100-2:1992, 5.3, by other requirements or by the work situation, and to all degrees of urgency - from extreme urgency to an ALL CLEAR situation. Where visual signals are to be complementary to sound signals, the signal character is specified for both.
This International Standard does not apply to certain fields covered by specific standards or other conventions in force (international or national); in particular, fire alarms, medical alarms, alarms used in the field of public transport, navigation signals and signals for special fields of activity (for example, military). When new signals are being planned, however, this International Standard should be considered in order to avoid inconsistency.
For auditory signals, the system of signal character is a guideline for a signal language based on message categories which are classifi