BS ISO 14511:2001
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Measurement of fluid flow in closed conduits. Thermal mass flowmeters
Hardcopy , PDF
23-01-2019
English
15-01-2002
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
3.1 General terms
3.2 Specific terms
4 Selection of thermal mass flowmeters
5 Capillary thermal mass flowmeters (CTMF meter)
5.1 Principles of measurement
5.2 Typical design
5.3 Application and limitations of use
5.4 Meter selection
5.5 Installation and commissioning
6 Insertion and/or in-line thermal mass flowmeter (ITMF meter)
6.1 Principles of measurement
6.2 Typical design
6.3 Applications and limitations of use
6.4 Meter selection
6.5 Installation and commissioning
7 Instrument specification sheet and marking
7.1 User specification sheet
7.2 Manufacturer's data sheet
7.3 Marking
8 Calibration
8.1 General considerations
8.2 Use of the desired gas under process conditions
8.3 Use of a surrogate gas
8.4 In-situ calibration
8.5 Insertion-ITMF meter
8.6 Calibration frequency
8.7 Calibration certificate
9 Pre-installation inspection and testing
10 Maintenance
10.1 General
10.2 Visual inspection
10.3 Functional test
10.4 Record keeping (maintenance audit trail)
Bibliography
Provides guidelines for the specification, testing, inspection, installation, operation and calibration of thermal mass gas flowmeters for the metering of gases and gas mixtures.
| Committee |
CPI/30/5
|
| DevelopmentNote |
Supersedes 98/121135 DC (02/2002)
|
| DocumentType |
Standard
|
| Pages |
40
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 14511:2001 | Identical |
| IEC 60381-1:1982 | Analogue signals for process control systems. Part 1: Direct current signals |
| ISO 7066-2:1988 | Assessment of uncertainty in the calibration and use of flow measurement devices — Part 2: Non-linear calibration relationships |
| ISO 5168:2005 | Measurement of fluid flow — Procedures for the evaluation of uncertainties |
| ISO 3534-2:2006 | Statistics — Vocabulary and symbols — Part 2: Applied statistics |
| IEC 60529:1989+AMD1:1999+AMD2:2013 CSV | Degrees of protection provided by enclosures (IP Code) |
| ISO 3534-3:2013 | Statistics — Vocabulary and symbols — Part 3: Design of experiments |
| IEC 60359:2001 | Electrical and electronic measurement equipment - Expression of performance |
| IEC 60381-2:1978 | Analogue signals for process control systems. Part 2: Direct voltage signals |
| ISO 4006:1991 | Measurement of fluid flow in closed conduits — Vocabulary and symbols |
| ISO 3534-1:2006 | Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability |
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