JB/T 12959-2016Roots flowmeters for liquids (English PDF)
液体腰轮流量计
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
October 22, 2016
Implementation date
April 1, 2017
Scope
JB/T 12959-2016 is the English-translated version of 液体腰轮流量计.
JB/T 12959-2016 is a recommended Chinese machinery industry standard for Roots flowmeters used on liquids. It fixes the terms and definitions, the basic parameters and the normal working conditions, then the technical requirements, the test methods and the inspection rules, and finally marking, packaging and storage.
The instruments it covers are made up of a flow sensor or transmitter and a display section, and show the totalised flow, the instantaneous flow, or both; liquid media alone are within its scope.
Among the standards it quotes are GB/T 17611-1998, GB/T 17626.2, GB/T 18271.3-2000, GB/T 25480-2010, JB/T 2274-2014 and JB/T 9252-1999. It is classified N12 with ICS 17.120.10.
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Document preview — JB/T 12959-2016
National Standard of the People's Republic of China
- ICS
- 17.120.10
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword
- Scope
- Normative references
- About this standard
- Classification and status
1 Foreword
JB/T 12959-2016 was issued by MIIT on 22 October 2016 and has been in force since 1 April 2017.
2 Scope
This standard is a recommended Chinese machinery industry standard for Roots flowmeters used on liquids. It fixes the terms and definitions, the basic parameters and the normal working conditions, then the technical requirements, the test methods and the inspection rules, and finally marking, packaging and storage. The instruments it covers are made up of a flow sensor or transmitter and a display section, and show the totalised flow, the instantaneous flow, or both; liquid media alone are within its scope. Among the standards it quotes are GB/T 17611-1998, GB/T 17626.2, GB/T 18271.3-2000, GB/T 25480-2010, JB/T 2274-2014 and JB/T 9252-1999. It is classified N12 with ICS 17.120.10.
3 Normative references
JB/T 12959-2016 cites a number of standards, which apply in full or in part through the references made to them in its clauses. Those listed below are the ones the catalogue record shows; the record cuts the list short, so it may not be complete.
GB/T 13384
GB/T 17611-1998 — Measurement of fluid flow in closed conduits. Vocabulary and symbols
GB/T 17626.2
GB/T 17626.3
GB/T 17626.4
GB/T 17626.5
GB/T 17626.11
GB/T 18271.3-2000
GB/T 25480-2010 — Basic environmental conditions and testing methods for transportation and storage of instruments
JB/T 2274-2014 — Flow display instruments
JB/T 9242
JB/T 9252-1999 — Industrial process measurement and control instruments - Basic types and dimensions of pointer indicating parts and general technical requirements for pointers
GB 3836.9
GB 3836.8
GB 3836.14
GB 3836.13
GB 3836.4
GB 3836.11
GB 3836
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Classification and status
International classification (ICS): 17.120.10
Prefix JB/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 13384General specifications for packing of mechanical and electrical product
- GB/T 17611-1998Measurement of fluid flow in closed conduits. Vocabulary and symbols
- GB/T 17626.2Electromagnetic compatibility -- Testing and measurement techniques -- Electrostatic discharge immunity test
- GB/T 17626.3Electromagnetic compatibility - Testing and measurement techniques - Part 3: Radiated, radio-frequency, electromagnetic field immunity test
- GB/T 17626.4Electromagnetic compatibility -- Testing and measurement techniques -- Electrical fast transient/burst immunity test
- GB/T 17626.5Electromagnetic compatibility - Testing and measurement techniques - Surge immunity test
GB 3836.9 · GB 3836.8 · GB 3836.13 · GB 3836.4 · GB 3836.11 · GB 3836
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