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EVS-EN ISO 4373:2008

Hydrometry - Water level measuring devices

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Kehtiv alates 09.01.2009
Alusdokumendid
ISO 4373:2008; EN ISO 4373:2008
Tegevusala (ICS grupid)
17.120.20 Kulu lahtises kanalis
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Standardi ajalugu
Staatus
Kuupäev
Tüüp
Nimetus
09.01.2009
Põhitekst
This International Standard specifies the functional requirements of instrumentation for measuring the level of water surface (stage), primarily for the purpose of determining flow rates. This International Standard is supplemented by an annex providing guidance on the types of water level measurement devices currently available and the measurement uncertainty associated with them (see Annex A).
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EVS-EN ISO 6416:2005

Hydrometry - Measurement of discharge by the ultrasonic (acoustic) method
Kehtetu alates 18.12.2017
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EVS-EN ISO 748:2000

Measurement of liquid flow in open channels - Velocity-area methods
Kehtetu alates 05.12.2007
Põhitekst

EVS-EN ISO 748:2007

Hydrometry - Measurement of liquid flow in open channels using current-meters or floats
Uusim versioon Kehtiv alates 05.12.2007
Põhitekst

ISO 4377:2002

Hydrometric determinations -- Flow measurement in open channels using structures -- Flat-V weirs
Kehtetu alates 23.07.2012