• NEN EN 50131-2-4 : 2008

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    ALARM SYSTEMS - INTRUSION AND HOLD-UP SYSTEMS - PART 2-4: REQUIREMENTS FOR COMBINED PASSIVE INFRARED AND MICROWAVE DETECTORS

    Available format(s): 

    Withdrawn date:  01-08-2020

    Language(s): 

    Published date:  12-01-2013

    Publisher:  Netherlands Standards

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    Table of Contents - (Show below) - (Hide below)

    Introduction
    1 Scope
    2 Normative references
    3 Definitions and abbreviations
      3.1 Definitions
      3.2 Abbreviations
    4 Functional requirements
      4.1 Indication signals or messages
      4.2 Detection
      4.3 Operational requirements
      4.4 Immunity of the individual technologies to incorrect
           operation
      4.5 Tamper security
      4.6 Electrical requirements
      4.7 Environmental classification and conditions
    5 Marking, identification and documentation
      5.1 Marking and/or identification
      5.2 Documentation
    6 Testing
      6.1 General test conditions
      6.2 Basic detection test
      6.3 Walk testing
      6.4 Switch-on delay, time interval between signals and
           indication of detection
      6.5 Self tests
      6.6 Immunity of individual technologies to incorrect operation
      6.7 Tamper security
      6.8 Electrical tests
      6.9 Environmental classification and conditions
      6.10 Marking, identification and documentation
    Annexes
    Annex A (normative) Dimensions & Requirements of the standardised
            Test Magnets
    Annex B (normative) General testing matrix
    Annex C (normative) Walk test diagrams
    Annex D (normative) Procedure for calculation of the average
            temperature difference between the standard target and the
            background
    Annex E (informative) Basic detection target for the basic test of
            detection capability
    Annex F (informative) Equipment for walk test velocity control
    Annex G (informative) Immunity to visible and near Infrared
            radiation - Notes on calibration of the light source
    Annex H (informative) Immunity to microwave signal interference by
            fluorescent lights
    Annex I (informative) Example list of small tools
    Annex J (informative) Test for resistance to re-orientation of
            adjustable mountings

    Abstract - (Show below) - (Hide below)

    Details combined passive infrared and microwave detectors installed in buildings and provides for security Grades 1 to 4, specific or non-specific wired or wire-free detectors, and uses environmental classes I to IV.

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes NEN NPR CLC/TS 50131-2-4. (02/2008)
    Document Type Standard
    Publisher Netherlands Standards
    Status Withdrawn
    Superseded By
    Supersedes
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