This part of ISO/IEC 62990 specifies general requirements for design, function and performance, and describes the test methods that apply to portable, transportable, and fixed equipment for the detection and concentration measurement of toxic gases and vapours in workplace atmospheres and other industrial and commercial applications.

This document is applicable to continuously sensing equipment whose primary purpose is to provide an indication, alarm and/or other output function the purpose of which is to indicate the presence of a toxic gas or vapour in the atmosphere and in some cases to initiate automatic or manual protective action(s). It is applicable to equipment in which the sensor generates an electrical signal when gas is present.

Cross References:
IEC 60068-2-6
IEC 60079-0
IEC 61000-6-3
IEC 61000-4-29
IEC 61326-1
IEC 60529
IEC 61000-6-4
IEC 60079-29-1
ISO 6145-4
ISO 20581
ISO 18158
ISO 6145-9
IEC 60079-29-2
ISO 6145-10
IEC 60079-29-3
ISO 6145-1
IEC 60050-351
ISO 6145-6
ISO 6145-5
ISO 6145-7
ISO/IEC Guide 98-3
ISO 6145-2
IEC 60079-29-4
IEC 60050-426
ISO 6142
IEC 62990-1:2019


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