BS EN 122120:1996

FOREWORD
PREFACE
SECTION 1 - SCOPE
SECTION 2 - MATING FACE AND GAUGE INFORMATION
            2.1 Dimensions - General purpose connectors
                2.1.1 Plug
                2.1.2 Socket
            2.2 Gauges for general purpose connectors
                2.2.1 Gauge for outer contact of plug
                2.2.2 Gauge for female centre contact
                2.2.3 Engagement and separation gauge for
                       male connector
            2.3 Dimensions - standard test connectors
                (grade O)
                2.3.1 Test plug
                2.3.2 Test socket
SECTION 3 - PROPERTIES
            3.1 Ratings and characteristics
SECTION 4 - TEST CONDITIONS AND SEVERITIES
            4.1 Measurement and recovery conditions
            4.2 Visual examination
            4.3 Dimensions
                4.3.1 Outline dimensions and mass
                4.3.2 Dimensions and materials (piece-
                       parts)
                4.3.3 Gauging procedures
            4.4 Electrical tests and measurements
                4.4.1 Reflection factor (r)
                4.4.2 Contact resistance
                4.4.3 Outer conductor continuity
                4.4.4 Insulation resistance
                4.4.5 Voltage proof
                4.4.6 Voltage proof combined with water
                       immersion
                4.4.7 RF high potential withstanding
                       voltage
                4.4.8 Screening effectiveness
                4.4.9 Discharge test (corona)
            4.5 Mechanical tests and measurements
                4.5.1 Gauge retention force (male and
                       female resilient contacts)
                4.5.2 Contact captivation (without cable
                       attached)
                4.5.3 Static load
                4.5.4 Engagement and separation
                4.5.5 Mechanical tests on cable clamping
                       device
                4.5.6 Tensile strength of coupling
                       mechanism
                4.5.7 Compatibility, mechanical
                4.5.9 Bending moment
            4.6 Environmental tests and measurements
                4.6.1 Soldering
                4.6.2 Bump
                4.6.3 Vibration
                4.6.4 Shock
                4.6.5 Climatic tests
                4.6.6 Damp heat, steady state
                4.6.7 Rapid change of temperature
                4.6.8 Sealing (panel and barrier sealed
                       connectors)
                4.6.9 Sealing (hermetically sealed
                       connectors)
                4.6.10 Salt mist
                4.6.11 Dust
                4.6.12 Industrial atmosphere test
            4.7 Endurance tests
                4.7.1 Mechanical endurance
                4.7.2 High temperature endurance
            4.8 Resistance to solvents and contaminating
                fluids
SECTION 5 - QUALITY ASSESSMENT PROCEDURES
            5.1 Test schedules and inspection requirements
                - Series BNC

Supplies information and rules for preparing detail specifications (DS) of r.f. coaxial connectors Series BNC. Defines mating face dimensions for general purpose Grade 2 connectors, dimensional details for standard test connectors Grade O, gauging information and mandatory tests which apply to all DSs concerning Series BNC connectors.