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BS 3680-9B:1981

Withdrawn

Withdrawn

View Superseded by

Methods of measurement of liquid flow in open channels. Water level instruments Float-operated water level recorders (mechanical and electromechanical)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

12-31-1981

Withdrawn date

09-15-2000

Superseded by

BS 3680-7:2000

US$238.62
Excluding Tax where applicable
Summarise this standard

Foreword
Cooperating organizations
Specification
1. Scope
2. References
3. Definitions
4. Environment
5. Instrument construction
6. Recording medium and stylus (analogue recorders)
7. Recording medium and punch head or write head
     (digital recorders)
8. Timing mechanism
9. Height element
10. Power source
11. Marking
12. Operating manual
Appendices
A. Examples of data formats
B. Stilling wells and intakes
Figures
1. Tape format for 16-channel binary decimal code
2. Tape format for 5-channel Ferranti/ITT code
3. Tape format for 8-channel ASC11/ISO code
4. Coefficient of total skin drag

Gives the functional requirements of instruments for the recording of water levels in an open channel or of a water surface such as a lake or reservoir. An appendix gives examples of recorded data formats.

Committee
CPI/113
DocumentType
Standard
Pages
18
PublisherName
British Standards Institution
Status
Withdrawn
SupersededBy

⚠

A newer version of this standard is available.

US$238.62
Excluding Tax where applicable