GB/T 3408.2-2008Instrument for dam monitoring - Strain meter - Part 2: Vibrating wire strain meter (English PDF)
大坝监测仪器 应变计 第2部分：振弦式应变计
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
June 17, 2008
Implementation date
October 1, 2008
Scope
GB/T 3408.2-2008 is the English-translated version of 大坝监测仪器 应变计 第2部分：振弦式应变计.
GB/T 3408.2-2008 is the Chinese standard "Instrument for dam monitoring - Strain meter - Part 2: Vibrating wire strain meter".
Its scope clause reads: GB/T 3408 provisions of this part of the vibrating wire strain gauge product structure, classification and specifications, technical requirements, test methods, inspection regulations Then, signs and instructions, packaging, transportation, storage and so on.
This section applies to embedded or installed in concrete buildings and interior surfaces of vibrating wire strain gauge. May refer to other engineering structures Selection. Its clauses include terms and definitions.
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Document preview — GB/T 3408.2-2008
National Standard of the People's Republic of China
- ICS
- 07.060
- Classification
- P 10
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
1 Scope
GB/T 3408 provisions of this part of the vibrating wire strain gauge product structure, classification and specifications, technical requirements, test methods, inspection regulations
Then, signs and instructions, packaging, transportation, storage and so on.
This section applies to embedded or installed in concrete buildings and interior surfaces of vibrating wire strain gauge. May refer to other engineering structures
Selection.
2 Normative references
The following documents contain provisions which, through reference to GB/T 3408 to the present, constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section
Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section.
GB/T 191 Packaging - Pictorial signs (GB/T 191-2008, ISO 780.1997, MOD)
GB/T 5080.7-1986 Equipment reliability testing efficiency constant failure rate assumption under the MTBF of the verification test
Inspection program
GB/T 6388 transport package shipping mark
GB/T 7665 sensor generic term
GB 9969.1 Instructions General Industrial Products
GB/T 15406-2007 geotechnical engineering instrument basic parameters and general technical conditions
GB/T 15464 instrumentation packaging technology
GB/T 50279 Standard for fundamental terms of geotechnical engineering
3 Terms and Definitions
GB/T 7665 and GB/T 50279 and established the following terms and definitions apply GB/T 3408 to the present section.
3.1
Use of vibrating wire sensing a change in the natural frequency of the vibrating wire strain sensor.
3.2
In the measuring range, vibrating wire strain gage can sense changes in the minimum value measured is measured, expressed as a percentage of full scale output.
3.3
Vibrating wire strain gauge input amount for full-scale change, for positive and negative output of the stroke disparity same inputs, the sensor to the full
Scale output percentage.
3.4
Vibrating wire strain gauge within a short period of time, under the same working conditions as full-scale input change from the same direction, and more
The degree of dispersion between the output times when approaching and reaching the same calibration point measured a group, expressed as a percentage of full scale output.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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