DB/T 22-2020Technical requirements of instruments in network for earthquake monitoring. Seismograph (English PDF)
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Issued by
China Earthquake Administration
Level / Type
National · Recommended
Issue date
September 21, 2020
Implementation date
January 1, 2021
Scope
DB/T 22-2020 (Technical requirements of instruments in network for earthquake monitoring. Seismograph) is available as an English-translated PDF.
DB/T 22-2020 — This document specifies the technical indicators, functional requirements, test methods and environmental applicability of seismographs into the network.
This document is applicable to the design, production, use, maintenance, introduction and quality supervision of seismographs.
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Document preview — DB/T 22-2020
National Standard of the People's Republic of China
- ICS
- 91.120.25
- Classification
- P 15
- Replacing
- DB/T 22-2007
Issued by: China Earthquake Administration
Contents
- What this standard covers1
- Document data2
- Standards quoted by this document3
What this standard covers
This standard specifies the technical indicators, functional requirements, test methods and environmental applicability of seismographs into the network. This standard applies to the design, production, use, maintenance, introduction and quality supervision of seismographs.
Document data
International classification (ICS): 91.120.25.
Chinese classification (CCS): P15.
Estimated length of the Chinese original: 48,460 words.
Supersedes the earlier edition DB/T 22-2007.
Standards quoted by this document
GB/T 4208-2017; GB/T 6587-2012; GB/T 15629.3-2014; GB/T 17626.5-2019; GB/T 17626.29-2006; GJB 101A-1997; GJB 598B-2011; DB/T 21-2007
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 41 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 4208-2017Degrees of protection provided by enclosures (IP code)
- GB/T 6587-2012General specification for electronic measuring instruments
- GB/T 15629.3-2014Information processing systems -- Local area networks -- Part 3: Carrier sense multiple access with collision detection (CSMA/CD) access method and physical layer specifications
- GB/T 17626.5-2019Electromagnetic compatibility - Testing and measurement techniques - Surge immunity test
- GB/T 17626.29-2006Electromagnetic compatibility (EMC) - Testing and measurement techniques - Voltage dips short interruptions and voltage variations on d.c. input power port immunity tests
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Related Standards
GB/T 15629.3-2014 — Information processing systems -- Local area networks -- Part 3: Carrier sense multiple access with collision detection (CSMA/CD) access method and physical layer specifications
GB/T 17626.29-2006 — Electromagnetic compatibility (EMC) - Testing and measurement techniques - Voltage dips short interruptions and voltage variations on d.c. input power port immunity tests
GB/T 17626.5-2019 — Electromagnetic compatibility - Testing and measurement techniques - Surge immunity test
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DB/T 22-2020
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