DECISION

ON THE APPLICATION OF PROCEDURE AND CYCLES OF VERIFICATION OF MEASUREMENT INSTRUMENTS IN THE LIST OF MEASUREMENT INSTRUMENTS THAT NEED VERIFYING

THE MINISTER OF SCIENCE AND TECHNOLOGY

Pursuant to the Ordinance on Measurement dated October 06, 1999;

Pursuant to the Government's Decree No. 06/2002/ND-CP dated January 14, 2002 elaborating the implementation of the Ordinance on Measurement;

Pursuant to the Government's Decree No. 54/2003/ND-CP dated May 19, 2003 defining the functions, tasks, entitlements and organizational structure of the Ministry of Science and Technology and the Government's Decree No. 28/2004/ND-CP dated January 16, 2004 on amendments to the Decree No. 54/2003/ND-CP;

Pursuant to the Decision No. 13/2007/QD-BKHCN dated July 06, 2007 of the Minister of Science and Technology on conditions for promulgating the List of measurement instruments that need inspecting;

At the request of the Director of the Directorate for Standards, Metrology, and Quality,

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Article 1. The verification of measurement instruments in the List of measurement instruments that need verifying promulgated together with the Decision No. 13/2007/QD-BKHCN dated July 06, 2007 of the Minister of Science and Technology shall comply with the verification procedure current Vietnam’s regulations on measurement of Vietnam.

The list of Vietnam’s regulations on verification procedure and verification cycle applicable to each measurement instruments is provided in the Appendix to this Decision.

Where a Vietnam’s regulation on measurement is superseded by a corresponding National Technical Regulation, the procedure and cycle of verification of the measurement instruments in this Article shall comply with such National Technical Regulation.

Article 2. This Decision takes effect after 15 days from the day on which it is published on the Official Gazette.

Article 3. The Directorate for Standards, Metrology, and Quality, Sub-department of the Standards, Metrology, and Quality of central-affiliated cities and provinces, relevant organizations and individuals are responsible for the implementation of this Decision.

PP THE MINISTER
DEPUTY MINISTER




Tran Quoc Thang

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APPENDIX

LIST OF VIETNAM’S REGULATIONS ON PROCEDURE AND CYCLE OF INSPECTION OF MEASUREMENT INSTRUMENTS
(to the Circular No. 25/2007/QD-BKHCN of the Minister of Science and Technology)

No.

Name of measurement instrument

Name of Vietnam’s regulations on procedure and cycle of verification

Number

Verification cycle

(1)

(2)

...

...

...

(4)

(5)

1

Measuring tapes

Measuring tapes – Methods and means of verification

DLVN 36:1999

Only initial verification

2

Taximeter

...

...

...

DLVN 01:2003

1 year

3

Analytical and technical scales

Nonautomatic weighing instruments of special and high accuracy classes. Methods and means of verification

DLVN 16:1998

1 year

4

Platform scales

...

...

...

DLVN 14:1998

1 year

5

Bench weight scales

Bench weight scales. Methods and means of verification

DLVN 15:1998

1 year

6

Spring dial Scales

...

...

...

DLVN 30:1998

1 year

7

Unequal level arm balance

Unequal level arm balances (Steel yards). Methods and means of verification

DLVN 02:1998

1 year

8

Truck weighbridges

...

...

...

DLVN 13:1998

1 year

9

Static railways scales

Static railways scales. Methods and means of verification

DLVN 32:1998

1 year

10

In-motion rail-weighbridges

...

...

...

DLVN 33:1998

2 year

11

Control scales for vehicle overload

Portable wheel load scales. Methods and means of verification

DLVN 26:1998

1 year

Control scales for vehicle overload. Methods and means of verification

DLVN 48:1999

...

...

...

12

Conveyor-belt scales

Conveyor-belt scales. Methods and means of verification

DLVN 03:1998

1 year

13

Weights

Weights of classes E₂, F₁ - Methods and means of verification

DLVN 50:1999

...

...

...

Weights of classes F₂, M₁ and M₂ - Methods and means of verification

DLVN 47:1999

1 year

14

Common volume measuring instruments

Barrels. Methods and means of verification

DLVN 11:1998

2 year

Casks and barrels. Methods and means of verification

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...

 - Metal and plastic materials

DLVN 12:1998

Initial verification

2 year

15

Fixed cylindrical tanks

Vertical cylindrical tanks. Methods and means of calibration

DLVN 28:1998

...

...

...

Horizontal cylindrical tanks. Methods and means of calibration

DLVN 29:1998

5 year

16

Car tank

Car tank. Methods and means of verification

DLVN 05:1998

1 year

17

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...

...

Fuel dispensing pumps. Methods and means of verification

DLVN 10:2003

Decision No. 403/QD-TDC (April 13, 2007)

1 year

18

Liquefied petroleum gas dispensers (LPG)

Liquefied petroleum gas dispensers (LPG) - Methods and means of verification

DLVN 156:2005

1 year

...

...

...

Meters for cold potable water

Meters for cold potable water. Methods and means of verification

DLVN 17:1998

5 year

20

Flow meters for oils and gas

(including crude oil)

Flow meters for oils and oil products. Methods and means of verification

DLVN 22:1998

...

...

...

Turbine flowmeters. Methods and means of verification

DLVN 95:2002

1 year

Flow meters for oils and oil products. Methods and means of verification

DLVN 175:2005

1 year

21

Diaphragm meters

Diaphragm meters. Methods and means of verification

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...

 - Q_max ≥16m³/h

DLVN 155:2005

5 year

3 year

22

LPG meter

Comply with National Technical Regulations on verification of LPG meters

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23

Pressure gauge

Pressure gauge with elastic sensing elements - Methods and means of verification

DLVN 08:1998

1 year

24

Sphygmomanometers

Sphygmomanometers. Methods and means of verification

DLVN 09:1998

...

...

...

Blood pressure dead weight testers. Methods and means of verification

DLVN 53:1999

2 year

25

Thermometer

Liquid-in-glass thermometers. Methods and means of verification

DLVN 20:1998

2 year

Alcohol in glass thermometers with minimum device. Methods and means of verification

...

...

...

2 year

Alcohol in glass thermometers with maximum device. Methods and means of verification

DLVN 159:2005

2 year

26

Clinical thermometers

Clinical thermometers (mercury-in-glass with maximum device). Methods and means of verification

DLVN 21:1998

Initial verification

...

...

...

DLVN 23:1998

6 months

27

Moisture meters for grain

Moisture meters for paddy rice, rice, maize and coffee. Methods and means of verification

DLVN 27:1998

1 year

28

Hydrometer

...

...

...

DLVN 70:2001

2 year

29

Breath alcohol testers

Breath alcohol testers. Methods and means of verification

DLVN 107:2002

1 year

30

Motor vehicle exhaust tester

...

...

...

31

Electricity meter

Alternating current induction watt-hour meters. Verification procedures

 - 1-phase meter

 - 3-phase meter

DLVN 07:2003

...

...

...

2 year

Alternating current static watt-hour meters - Methods and means of verification

 - 1-phase meter

 - 3-phase meter

DLVN 39:2004

5 year

2 year

32

...

...

...

Current transformers for measurement and protection. Methods and means of verification

DLVN 18:1998

5 year

33

Voltage transformers for measurement

Voltage transformers for measurement and protection. Methods and means of verification

DLVN 24:1998

5 year

34

...

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...

Insulation resistance meters. Methods and means of verification

DLVN 142:2004

1 year

35

Earth resistance tester

Earth resistance meters. Methods and means of verification

DLVN 143:2004

1 year

36

...

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...

Electrocardiographs. Methods and means of verification

DLVN 43:1999

2 year

37

Electroencephalograph

Electrocardiographs. Methods and means of verification

DLVN 44:1999

2 year

38

...

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...

Sound level. Methods and means of verification

DLVN 89:2001

1 year

39

Velocity meters

Velocity meters. Methods and means of verification

DLVN 69:2001

1 year