An interpretation sheet (I-SH 01) has been issued for IEC standard 60079-29-1 Part 29-1: Gas detectors – Performance requirements of detectors for flammable gases. This provides an interpretation of the drop test fail criterion in the performance standard IEC 60079-29-1 (2007), Subclause 5.4.14. It clarifies what ‘loss of function’ means in the standard.
The interpretation sheet can be obained free from IEC via their webstore or the TC 31 dashboard.