BS 7701:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for float-type level gauges for measuring liquid levels in tanks containing refrigerated light-hydrocarbon fluids
Hardcopy , PDF
30-05-2008
English
15-10-1993
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Committees responsible
National foreword
Specification
1. Scope
2. Normative references
3. Definitions
4. Gauge materials and construction
5. Environmental conditions and allowable power
supply fluctuations
6. Performance
7. General requirements for measurement of liquid
level
8. Installation
9. Calibration and verification
10. Instrumentation requirements for gas-dangerous
spaces
Tables
1. Environmental conditions for the various parts of
float-type level gauges (for shore tanks)
2. Environmental conditions for the various parts of
float-type level gauges (for ships' tanks)
3. Allowable fluctuations of power supply source (for
ship and shore tanks)
Figures
1. Example of system diagram of a float-type level
gauge (mechanical type for ships' tanks)
2. Example of system diagram of a float-type level
gauge (servo-operated for shore tanks)
Specifies the essential requirements and verification procedures for float-type level gauges to be used for ship and shore tanks containing refrigerated light-hydrocarbon fluids. Includes the following headings: gauge materials and construction; general requirements for measurement of liquid level; instrumentation requirements for gas-dangerous spaces; calibration and verification; environmental conditions and allowable power supply fluctuations. Also includes detailed definitions, tables and diagrams.
| Committee |
PTI/12
|
| DevelopmentNote |
Also numbered as ISO 10574 (10/2005)
|
| DocumentType |
Standard
|
| Pages |
12
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| IEC 60092-504:2016 | Electrical installations in ships - Part 504: Automation, control and instrumentation |
| IEC 60079-5:2015 RLV | Explosive atmospheres - Part 5: Equipment protection by powder filling "q" |
| BS 5967-2(1980) : 1980 AMD 9959 | OPERATING CONDITIONS FOR INDUSTRIAL PROCESS MEASUREMENT AND CONTROL EQUIPMENT - SPECIFICATION FOR POWER |
| IEC 60079-11:2011 | Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i" |
| IEC 60079-6:2015 | Explosive atmospheres - Part 6: Equipment protection by liquid immersion "o" |
| IEC 60079-0:2011 | Explosive atmospheres - Part 0: Equipment - General requirements |
| BS 5345-2:1983 | Code of practice for selection, installation and maintenance of electrical apparatus for use in potentially explosive atmospheres (other than mining applications or explosive processing and manufacture) Classification of hazardous areas |
| BS 4683-2:1971 | Specification for electrical apparatus for explosive atmospheres The construction and testing of flameproof enclosures of electrical apparatus |
| IEC TR 60079-12:1978 | Electrical apparatus for explosive gas atmospheres - Part 12:Classification of mixtures of gases of vapours with air accordingto their maximum experimental safe gaps and minimum ignitingcurrents |
| BS 5967-1:1980 | Operating conditions for industrial-process measurement and control equipment. Specification for temperature, humidity and barometric pressure |
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