DD ENV 12646:1997

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 General Constructional and Operational
   Requirements
   4.1 Safety
   4.2 Electromagnetic Compatibility (EMC)
   4.3 Installation, Operation and Maintenance -
        General
   4.4 Power Supply
        4.4.1 General
        4.4.2 DC Power Supply
        4.4.3 AC Power Supply
   4.5 Temperature
        4.5.1 Operating Temperature Range
        4.5.2 Storage Temperature Range
   4.6 Humidity
   4.7 Ambient Light Rejection
5 Categories of Scanning Equipment
   5.1 Single Axis Scanners
   5.2 Dual Axis Scanners
   5.3 Three Axis Scanners
6 Test Requirements
   6.1 Selection of Equipment for Testing
   6.2 Test conditions
        6.2.1 Environment
        6.2.2 Equipment Configuration
   6.3 Test Charts
   6.4 Test Equipment
        6.4.1 Test Equipment for Type X Scanners
        6.4.2 Test Equipment for Type XY Scanners
        6.4 3 Test Equipment for Type XYZ Scanners
        6.4.4 Additional Test Equipment for Scanners
        6.4.5 Test Equipment for Decoders
        6.4.6 Test Equipment for Complete Reading Systems
   6.5 Test Criteria
        6.5.1 Test Criterion for Complete Reading Systems
               and Decoders
        6.5.2 Test Criterion for Scanners
   6.6 Parameters to be Tested and Test Methods
        6.6.1 Type X Scanners
        6.6.2 Type XY Scanners
        6.6.3 Type XYZ Scanners
        6.6.4 Decoder
        6.6.5 Complete Reading Systems
   6.7 Test Report
7 Certification and Labelling
   7.1 General
   7.2 CE marking
8 Equipment Specification
   8.1 General
   8.2 Scanner/Decoder Interface
   8.3 Human Interface
   8.4 Computer Interface
   8.5 Digital Input and Output (I/O)
   8.6 Programming and Configuration
Annex A (informative) Safety, Electromagnetic
Compatibility and Mechanical Requirements
   A.1 Electrical Safety
   A.2 Laser Safety
   A.3 Electromagnetic Compatibility (EMC)
        A.3.1 Emissions (EMI, RFI)
        A.3.2 Immunity
   A.4 Mechanical
Annex B (informative) Classification
   B.1 Types of Scanner
        B.1.1 Type X Scanners (Single Axis)
        B.1.2 Type XY Scanners (Dual Axis)
        B.1.3 Type XYZ Scanners (Three Axis)
   B.2 Additional Methods of Categorisation
Annex C (informative) Example of Declaration of Conformity

Defines the procedures and test equipment that is used to determine the performance of bar code scanning and decoding equipment. Defines requirements concerning linear scanning techniques and also deals with bar code scanning and decoding equipment both as discrete units and integrated reading systems.