Electrical equipment used for detection and concentration measurement of refrigerant gases. Performance requirements and test methods Ingestion-build-276583 ISO 21083-1 on measuring the

ISO 21083-1 on measuring the efficiency of air filtration media against spherical nanomaterials is useful for:

For long cracks

Information on measuring film thickness on wooden substrates is given in Annex C

Initial type testing (ITT) and Factory production control (FPC)

definitions and abbreviations

Electrical equipment used for detection and concentration measurement of refrigerant gases. Performance requirements and test methods Ingestion-build-276583 ISO 21083-1 on measuring the1 Scope This document specifies general requirements for the construction, testing and performance of electrically operated refrigerant fixed gas detection equipment in safety applications. This document does not specify requirements for portable locating leak detectors for refrigerant application as already covered by EN 14624: 2012. This document is applicable to equipment whose primary purpose is to provide an indication, alarm and or other output