CEI EN 50131-2-4 : 2008

INTRODUCTION
1 Scope
2 Normative references
3 Definitions and abbreviations
4 Functional requirements
5 Marking, identification and documentation
6 Testing
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 I (informative) - Example list of small tools
Annex J (informative) - Test for resistance to
        re-orientation of adjustable mountings

Gives the security Grades 1 to 4 (see EN 50131-1), specific or non-specific wired or wire-free detectors, and uses environmental classes I to IV (see EN 50130-5).