GB/T 33779.2-2017

Active

Guidance for special characteristic of optical fibre—Part 2: Interpretation of OTDR backscattering traces

光纤特性测试导则 第2部分：OTDR后向散射曲线解析

Standard Type
GBT
ICS
33.180.10
CCS
M33
Status
Active
Issue Date
2017-05-31
Implementation
2017-12-01
Centralized Committee
工业和信息化部（通信）
Issuing Authority
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Application Summary AI generated

This standard provides guidance on interpreting backscattering traces obtained from Optical Time Domain Reflectometer (OTDR) testing, specifically for single-mode optical fibers used in telecommunications. It is applied by engineers and technicians to analyze fiber link quality, identify faults, and assess splice or connector losses during network installation, maintenance, and troubleshooting. The standard ensures consistent and accurate evaluation of fiber characteristics across different testing environments and equipment.

Related Standards

GB/T 7424.4-2003 Optical fiber cables--Part 4-1:Section specification--Optical fibre composite overhead ground wire GB/T 18311.5-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-5:Examinations and measurements--Wavelength dependence of attenuation GB/T 18311.34-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-34:Examinations and measurements--Attenuation of random mated connectors GB/T 18311.40-2003 Fibre optic interconnecting devices and passivecomponents--Basic test and measurement procedures--Part 3-40:Examinations and measurements--Extinction ratio of a polarization maintaining(pm)fibre pigtailed connector GB/T 18311.4-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-4:Examinations and measurements--Attenuation GB/T 18310.26-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 2-26:Tests--Salt mist GB/T 7424.1-2003 Generic specification for optical fibre cables--Part 1:General GB/T 18311.1-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-1:Examinations and measurements--Visual examination
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.