Multi-part Document
BS EN 45544 - Workplace atmospheres. Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours

This is a multi-part document divided into the following parts:

• Part 1 Workplace atmospheres. Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours. General requirements and test methods
• Part 2 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
• Part 3 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
• Part 4 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