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DIN EN 50104 VDE 0400-20:2011-04

* German Language Version *

Electrical apparatus for the detection and measurement of oxygen

Performance requirements and test methods;

German version EN 50104:2010
Class/Status: Standard, valid
Released: 2011-04
VDE Art. No.: 0400051

Contents

This Standard specifies general requirements for construction, testing and performance, and describes the test methods that apply to portable, transportable and fixed apparatus for the measurement of the oxygen concentration in gas mixtures indicating up to 25 % (v/v). The apparatus, or parts thereof, may be intended for use in potentially explosive atmospheres (see 4.1) and in mines susceptible to firedamp.