Geometrical product specifications (GPS). Dimensional measuring equipment; Height gauges. Design and metrological characteristics has-digital BS 9991:2011 on fire safety

BS 9991:2011  on fire safety for residential buildings supersedes BS 5588-1:1990

transport systems and dispatching rooms in the emergency services

BS EN 60534-2-4 defines how to state typical control valve inherent flow characteristics and inherent rangeabilities

Measurements may be carried out in the frequency domain or in the time domain

It does not cover composite materials or complete leather garments

Geometrical product specifications (GPS). Dimensional measuring equipment; Height gauges. Design and metrological characteristics has-digital BS 9991:2011 on fire safety1 Scope This International Standard specifies the most important design and metrological characteristics of height gauges (with analogue indication or digital indication) for linear dimensional measurements perpendicular to a surface plate.