BS 7701:1993

Superseded

Specification for float-type level gauges for measuring liquid levels in tanks containing refrigerated light-hydrocarbon fluids

Available format(s)

Hardcopy , PDF

Superseded date

05-30-2008

Language(s)

English

Published date

10-15-1993

Publisher

British Standards Institution

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Status	Superseded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	BS ISO 18132-1:2011 BS ISO 18132-2:2008 BS ISO 18132-1:2006

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