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DIN EN 14268 E : 2005

Current
Current

The latest, up-to-date edition.

IRRIGATION TECHNIQUES - METERS FOR IRRIGATION WATER
Available format(s)

Hardcopy , PDF

Published date

01-01-2005

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Technical characteristics
  4.1 General specifications
  4.2 Rated operating conditions
  4.3 Materials
  4.4 Indicating device
      4.4.1 Manufacturing
      4.4.2 Unit of measurement
      4.4.3 Indicating range
      4.4.4 Colour coding for indicating devices
      4.4.5 Readability
      4.4.6 Verification scale
      4.4.7 Sealing device
      4.4.8 Interchangeability
      4.4.9 Connection to network
5 Metrological requirements
  5.1 Values of Q1, Q3 and Q4
  5.2 Measurement range
  5.3 Metrological classes
  5.4 Maximum permissible error
6 Tests and inspections
  6.1 Tests and inspections for model approval
      6.1.1 General
      6.1.2 Number of meters to be tested
      6.1.3 Test program
      6.1.4 Pressure resistance
      6.1.5 Determination of error/flow-rate curve
      6.1.6 Head loss
      6.1.7 Endurance tests
      6.1.8 Perturbations tests
6.2 Tests and inspections during production
      6.2.1 General
      6.2.2 Pressure resistance
      6.2.3 Initial metrology
7 Measurement and test apparatus
8 Installation conditions
9 Marking
Bibliography

Applicable to meters fitted to irrigation machines and networks.

DocumentType
Standard
Pages
21
PublisherName
German Institute for Standardisation (Deutsches Institut für Normung)
Status
Current

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