JB/T 12021.2-2014Reliability test and evaluation for intelligent instrument - Part 2: Reliability test and evaluation for intelligent vortex flowmeter (English PDF)
智能仪表可靠性试验与评估 第2部分：智能涡街流量计可靠性试验与评估
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
May 6, 2014
Implementation date
October 1, 2014
Scope
JB/T 12021.2-2014 is the English-translated version of 智能仪表可靠性试验与评估 第2部分：智能涡街流量计可靠性试验与评估.
Part 2 of the intelligent instrument reliability series, JB/T 12021.2-2014, is a recommended machinery industry standard devoted to the intelligent vortex flowmeter.
It gives the reliability test method and the evaluation method for vortex flowmeters that measure volumetric fluid flow, and its criteria are written for that measuring task.
The general rules the part builds on are in JB/T 12021.1-2014, and it also draws on JJG 1029 and on JB/T 9249. Its classification is N10 in the Chinese system and 25.040.40 in the international one. Issued on 6 May 2014, it has applied since 1 October 2014.
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Document preview — JB/T 12021.2-2014
National Standard of the People's Republic of China
- ICS
- 25.040.40
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword
- Scope
- Normative references
- About this standard
- Related standards
- Classification and status
1 Foreword
JB/T 12021.2-2014 was issued by MIIT on 6 May 2014 and has been in force since 1 October 2014.
It is one of 4 parts of the JB/T 12021 series.
2 Scope
Part 2 of the intelligent instrument reliability series, JB/T 12021.2-2014, is a recommended machinery industry standard devoted to the intelligent vortex flowmeter. It gives the reliability test method and the evaluation method for vortex flowmeters that measure volumetric fluid flow, and its criteria are written for that measuring task. The general rules the part builds on are in JB/T 12021.1-2014, and it also draws on JJG 1029 and on JB/T 9249. Its classification is N10 in the Chinese system and 25.040.40 in the international one.
3 Normative references
JB/T 12021.2-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
JJG 1029
JB/T 9249
JB/T 12021.1-2014 — Reliability test and evaluation for intelligent instrument - Part 1: General rule
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 12021.1-2014 — Part 1: General rule
JB/T 12021.3-2014 — Part 3: Reliability test and evaluation for intelligent pressure transmitter
JB/T 12021.4-2014 — Part 4: Reliability test and evaluation for intelligent temperature transmitters
6 Classification and status
International classification (ICS): 25.040.40
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
Similar standards
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Related Standards
JB/T 12021.1-2014 — Reliability test and evaluation for intelligent instrument - Part 1: General rule
JB/T 9249-1999 — Vortex shedding flow transducers
JB/T 9249-2015 — Vortex shedding flowmeters
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JB/T 12021.2-2014
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