DIN EN ISO/IEC 80079-20-2 E : 2016 COR 1 2018

European foreword
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Dust sample requirements
5 Combustible dusts and combustible
  flyings determination
6 Procedure for characterisation of combustible
  dust or combustible flying
7 Test methods for determination of whether a material
  is a combustible dust or a combustible flying
8 Test methods for combustible dust determinations
9 Test report
Annex A (normative) - Measurement of temperature
        distribution on the surface of the hot plate
Annex B (informative) - Godbert-Greenwald oven (GG)
Annex C (informative) - Examples of spark-generating
 systems transformer in discharge circuit
Annex D (normative) - Vertical tube (modified
        Hartmann tube) apparatus
Annex E (informative) - 20-litre sphere
Annex F (informative) - BAM oven
Annex G (informative) - Data for dust explosion
        characteristics
Annex H (informative) - 1 m[3] vessel
Bibliography
Annex ZA (informative) - Relationship between this European
          Standard and the Essential Requirements of EU Directive
          2014/34/EU
Annex ZB (informative) - Significant changes with respect to
          IEC 61241-2-1:1994, EN 61241-2-2:1993 and
          IEC 61241-2-3:1994

Defines the test methods for the identification of combustible dust and combustible dust layers in order to permit classification of areas where such materials exist for the purpose of the proper selection and installation of electrical and mechanical equipment for use in the presence of combustible dust.