DIN EN IEC 62990-1 VDE 0400-990-1:2023-12

Workplace atmospheres

Part 1: Gas detectors – Performance requirements of detectors for toxic gases

DIN EN 45544-4 VDE 0400-22-4:2017-01

Workplace atmospheres – Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

Part 4: Guide for selection, installation, use and maintenance;

It is planned to withdraw this standard

DIN EN 45544-1 VDE 0400-22-1:2015-10

Workplace atmospheres – Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

Part 1: General requirements and test methods;

DIN EN 45544-2 VDE 0400-22-2:2015-10

Workplace atmospheres – Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

Part 2: Performance requirements for apparatus used for exposure measurement;

DIN EN 45544-3 VDE 0400-22-3:2015-10

Workplace atmospheres – Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

Part 3: Performance requirements for apparatus used for general gas detection;

DIN EN 45544-1 VDE 0400-22-1:2000-10

Workplace atmospheres – Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

General requirements and test methods;

DIN EN 45544-2 VDE 0400-22-2:2000-10

Workplace atmospheres – Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

Performance requirements for apparatus used for measuring concentrations in the region of limit values;

DIN EN 45544-3 VDE 0400-22-3:2000-10

Workplace atmospheres – Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

Performance requirements for apparatus used for measuring concentrations well above limit values;

DIN EN 45544-4 VDE 0400-22-4:2000-10

Workplace atmospheres - Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

Guide for selection, installation, use and maintenance;