EN 62820-1-2:2017
Current
The latest, up-to-date edition.
Building intercom system - Part 1-2: System requirements - Building intercom systems using the internet protocol (IP)
10-13-2017
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
4 Functional requirements
5 Performance requirements
6 Test methods
7 Documentation
Annex A (normative) - Subjective assessment of the
IP BIS image quality
Annex B (normative) - Subjective assessment of
echo return loss
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
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