Information technology. Telecommunications and information exchange between systems. Interface connector and contact assignments for ISDN primary rate access connector located at reference points S and T Ingestion-build-264231 Terminal categories and summarized measurement

Terminal categories and summarized measurement conditions

Three levels of qualification exist:

test methods and other material necessary to prepare detailed specifications for electromechanical switches

Aiming to reduce risk of injury and near misses

The Standard defines acceptance and rejection criteria for high-reliability manufacture of surface-mount and mixed-technology circuit assemblies intended to withstand normal terrestrial conditions and the vibrational g-loads and environment imposed by space flight

Information technology. Telecommunications and information exchange between systems. Interface connector and contact assignments for ISDN primary rate access connector located at reference points S and T Ingestion-build-264231 Terminal categories and summarized measurement1 Scope This International Standard specifies the 8 contact connector (plug and jack) and the assignments of its contact numbers for use in the physical interfaces of Integrated Services Digital Network (ISDN) primary rate access services conforming to ITU T Recommendation I. 431. In this International Standard, as in ITU T Recommendation I. 431, the term "NT" is used to indicate the network terminating layer 1 aspects of NT1s and NT2s, and the term