R-42.9 Industrial Telecommunications Infrastructure (1005)
The TR-42.9 Subcommittee develops and maintains standards for industrial facilities that can contain severe environmental conditions (e.g., extreme temperature, dust, wetness, vibration, EMI/RFI, corrosive chemicals and hazardous gases). This Subcommittee specifies cabling system, topologies, architecture, design, installation, testing and performance requirements.
TR-42 I Telecommunications Cabling Systems
The TR-42 Engineering Committee develops and maintains voluntary telecommunications standards for telecommunications cabling infrastructure in user-owned buildings, such as commercial buildings, residential buildings, homes, data centers and industrial buildings.
TR-42.1 Premises Telecommunications Infrastructure
The TR-42.1 Subcommittee develops and maintains cabling standards for generic customer-owned telecommunications networks.
TR-42.11 Optical Fiber Systems (568)
The TR-42.11 Subcommittee on Fiber Optic Systems develops and maintains standards, specifications and related documents for the performance, design, characterization, and description of optical fiber subsystems, systems and networks across all applications.
TR-42.12 Optical Fibers and Cables
The TR-42.12 Subcommittee on Optical Fibers and Cables develops and maintains standards and specifications for optical fibers of all types, cables which utilize optical fibers, test procedures and methods for fibers and cables, and terminology related for fibers and cables.
TR-42.3 Telecommunications Administration, Pathways, Spaces, Bonding and Grounding (569)
The TR-42.3 Subcommittee develops and maintains standards for telecommunications administration, pathways, spaces, bonding and grounding.
TR-42.5 Telecommunications Infrastructure Terms and Symbols
The TR-42.5 Subcommittee develops and maintains the master glossary of terms and symbols including acronyms, abbreviations, units of measurement, and uses of templates for all standards developed in TR-42. It is a central point for resolving differences among committees in the meaning or usage of telecommunications terms.