ISA 61241-10 : 2004

Foreword
1 Scope
2 References
3 Definitions
4 Area classification for combustible dusts
  4.1 General
  4.2 Area classification objectives for explosive dust
      atmospheres
  4.3 Area classification procedure for explosive dust
      atmospheres
5 Sources of release for explosive dust atmospheres
  5.1 General
  5.2 Identification of sources of release
6 Zones for explosive dust atmospheres
  6.1 General
  6.2 Zones for Dusts
  6.3 Examples of zones for explosive dust atmospheres
  6.4 Extent of zones for explosive dust atmospheres
7 Dust layer hazard
8 Documentation
  8.1 General
  8.2 Drawings, data sheets and tables
Annex A (informative) - Area classification application
Annex B (informative) - Risk of Fire from Hot Surface
                        Ignition of Dust Layer
Annex C (informative) - Housekeeping
Annex D (informative) - United States Major Deviations

Concerns with the classification of areas where explosive dust atmospheres and combustible dust layers are present, in order to permit the proper selection of equipment for use in such areas.