NBN EN 50134-5 : 2005

Introduction
1 Scope
2 Normative references
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 General requirements
5 Interconnections
  5.1 General requirements
  5.2 Requirements for two-way speech communication
6 Communications
  6.1 General requirements
  6.2 Non-dedicated paths
  6.3 Dedicated paths
  6.4 Voice communicators
7 Tests
  7.1 Determining availability
Annex A (normative) Test method for electro-acoustical
                    2-way speech tests of loudspeaker
                    output and microphone input of the
                    local unit
  A.1 Loudspeaker
  A.2 Microphone
Bibliography
Tables

Covers the minimum requirements for the interconnections and communications within a social alarm system.