Specification for radio telemetry systems for use with respiratory protective devices used by emergency first responders1 Scope This British Standard specifies requirements for telemetry systems intended for use during fire fighting, rescue, evacuation, escape, hazard containment and decontamination, and similar activities by emergency first responders (e. g. fire, ambulance, police, and associated civilian agencies and workers). This British Standard is only applicable to telemetry systems incorporated with type approved respiratory protective devices (RPD) of which

because of the different types of flexible ducts and the various requirements in each application

valves for medical applications complying with BS 1319

This assists you by providing proper guidance on the design for rolling stock and encourages you to standardise the quality of rolling stock for railways

The other four parts of BS EN 1999-1 each address specific aluminium components

Extended requirements on service and working environment (Clause 13)

not kept strictly in the informative annexes

hangers and brackets for interconnecting masonry

technological concepts

nanoscale devices

It focuses on the definition of air cleanliness by particle number concentration and gives the updated classification procedures specified to achieve this

This European Standard does not give requirements for the ATS network or performance

“Documented information” replaces words such as “documentation”