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DIN EN 50271 VDE 0400-21:2011-04

* German Language Version *

Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen

Requirements and tests for apparatus using software and/or digital technologies;

German version EN 50271:2010
Class/Status: Standard, withdrawn
Released: 2011-04
VDE Art. No.: 0400050

Contents

This standard specifies minimum requirements and tests for electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen using software and/or digital technologies. Additional requirements are specified if compliance with safety integrity level 1 (SIL 1) according to EN 61508 series is required for low demand mode of operation.

This Standard is withdrawn and is replaced by the following
Standard:

DIN EN 50271 VDE 0400-21:2019-03

Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen

Requirements and tests for apparatus using software and/or digital technologies;

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