CEI EN 61685 : 2002
Current
The latest, up-to-date edition.
ULTRASONICS FLOW MEASUREMENT SYSTEMS FLOW TEST OBJECT
Hardcopy , PDF
English - Italian
01-01-2002
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INTRODUCTION
1 SCOPE
2 NORMATIVE REFERENCES
3 DEFINITIONS
4 LIST OF SYMBOLS
5 GENERAL OUTLINE OF FLOW
DOPPLER TEST OBJECT
6 SPECIFICATION OF THE FLOW
DOPPLER TEST OBJECT
7 PRECAUTIONS TO PREVENT
CHANGES IN THE COMPOSITION
OF THE BLOOD-MIMICKING
FLUID (BMF)
8 SPECIFICATIONS FOR LABELLING
Annex A (informative) - RATIONALE
CONCERNING THE POSITION
OF THIS STANDARD
Annex B (normative) - FORMULAE
RELATING VARIOUS
QUANTITIES
Annex C (informative) - RATIONALE
FOR THE NUMERICAL
VALUES CHOSEN IN
THIS STANDARD
Annex D (informative) - DESCRIPTION
OF AN EXAMPLE FLOW
DOPPLER TEST OBJECT
Annex E (informative) - SCHEMATIC
DIAGRAM OF A POSSIBLE
FLOW CIRCUIT
Annex F (informative) - MEASURING
METHODS
BIBLIOGRAPHY
Annex ZA (normative) - Normative
references to international
publications with their
corresponding European
publications
Describes parameters for a flow Doppler test object representing a blood vessel of known diameter at a certain depth in human tissue, carrying a steady flow.
| Committee |
CT 29/87
|
| DevelopmentNote |
Classificazione CEI 87-12. (05/2002)
|
| DocumentType |
Standard
|
| Pages |
46
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Current
|
| Standards | Relationship |
| EN 61685:2001 | Identical |
| IEC 61685:2001 | Identical |
| EN 61102:1993/A1:1994 | MEASUREMENT AND CHARACTERISATION OF ULTRASONIC FIELDS USING HYDROPHONES IN THE FREQUENCY RANGE 0.5 MHZ TO 15 MHZ |
| IEC TS 61895:1999 | Ultrasonics - Pulsed Doppler diagnostic systems - Test procedures to determine performance |
| EN 61206:1995 | Ultrasonics - Continuous-wave Doppler systems - Test procedures |
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