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DIN EN 50104 VDE 0400-20:2024-02

Electrical equipment for the detection and measurement of oxygen

Performance requirements and test methods;

German version EN 50104:2019 + A1:2023
Class/Status: Standard, valid
Released: 2024-02
VDE Art. No.: 0400629

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