Ergonomics of human-system interaction - Introduction to electronic visual display requirements Ingestion-build-266356 Electrical apparatus for explosive gas

Electrical apparatus for explosive gas atmospheres - Part 10: Classification  of hazardous areas

1 – 64 to 2 3/4 – 4

c) the recommendation of preferred lifting capacities

It covers the performance

5 Onboard ERI equipment categories

Ergonomics of human-system interaction - Introduction to electronic visual display requirements Ingestion-build-266356 Electrical apparatus for explosive gas1 Scope This part of ISO 9241 provides an introduction to the other parts in the ISO 9241 300 subseries, and explains its modular structure. The ISO 9241 300 subseries establishes requirements for the ergonomic design of electronic visual displays. These requirements are stated as performance specifications, aimed at ensuring effective and comfortable viewing conditions for users with normal or adjusted to normal eyesight. Test methods and metrology,