Rs 941.201 Order Of The Fdjp On March 19, 2006 On The Length Measuring Instruments

Original Language Title: RS 941.201 Ordonnance du DFJP du 19 mars 2006 sur les instruments de mesure de longueur

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941.201 order of the FDJP on measuring instruments in length of March 19, 2006 (Status January 1, 2013) the federal Department of justice and police (FDJP), view the art. 5, al. 2, 8, al. 2, 11, al. 2, 16, al. 2: 17, al. 2: 24, al. 3, and 33 of the Ordinance of 15 February 2006 on measuring instruments (Ordinance on measuring instruments), stop: Section 1 provisions general art. 1 purpose this fixed order: a. requirements for length measuring instruments; (b) the procedures for placing on the market of these measuring instruments; c. procedures to maintain the stability of these measuring instruments measure.

Art. 2 scope of application are subject to the provisions of the Ordinance: a. the materialized length measures; b. length measuring instruments c. multidimensional measuring instruments; d. forest compass; e. facilities for measuring tree trunks; f. the measurers of level; g. facilities of measuring profiles for vehicles and combinations of vehicles.

Art. 3 definitions for the purposes of this order, means: a. material measure of length: a measuring instrument with the scale marks whose distances are given in legal units of length; b. length measuring instrument: an instrument for the determination of the length of type string such as textile materials, strips and cables during a movement to move the product to measure; c. multidimensional measuring instrument : an instrument for the measurement of the edge (length, height, width) of the smallest cuboid enclosing a product; d. forest Compass: instrument for the measurement of the diameter of the logs and the trunks; e. tree trunks set-up: a measuring instrument electronics for the determination of the volume of trunks of trees and logs by measurement of one or several diameters and - if it is not only intended for balls of fixed length - the length measurement during a movement to move the product to measure; f. level gauge: a tool for the automatic measurement of liquid level compared to a reference in a fixed storage tank height; g. facilities of measuring profiles for vehicles and combinations of vehicles: an electronic instrument for the determination of the height, the width and the length of heavy motor vehicles during their gate control.

Art. 4 terms of reference the reference temperature is 20 ° C, unless other specification of the manufacturer.

Section 2 materialized length measures art. 5 essential requirements materialized length measures must meet the essential requirements laid down in Schedule 1 of the Ordinance on measuring instruments and in annex 1 of this order.

Art. 6 procedures of market conformity of the materialized measures of length with the essential requirements referred to in art. 5 can be evaluated and certified at the choice of the manufacturer according to one of the following procedures set out in annex 2 of the Ordinance on measuring instruments: a. type examination (module B) supplemented by the declaration of conformity to type based on the quality of the manufacturing process (module D) insurance; b. statement of compliance on the basis of insurance of the quality of the manufacturing process (module D1); c. statement of compliance on the basis of a verification of the product (module F1); d. statement of compliance on the basis of an audit to the unit (module G); (e) declaration of conformity based on full insurance of the quality (module H).

If the chosen procedure provides that a copy of the declaration of conformity is sufficient for lots and sets, this provision applies to materialized measures of length.

Section 3 Instruments of measurement of length and multidimensional measuring instruments art. 7 essential requirements of length measuring instruments must meet the essential requirements laid down in Schedule 1 of the Ordinance on measuring instruments and in annex 2, let. A and B of this order.
Multidimensional measuring instruments must meet the essential requirements laid down in Schedule 1 of the Ordinance on measuring instruments and in annex 2, let. A and C, of the present order.

Art. 8 procedures for placing on the market the conformity of mechanical or electromechanical measuring instruments with the essential requirements referred to in art. 7 can be evaluated and certified at the choice of the manufacturer according to one of the following procedures set out in annex 2 of the Ordinance on measuring instruments: a. type examination (module B) supplemented by the declaration of conformity to type based on the quality of the manufacturing process (module D) insurance; b. type examination (module B) supplemented by the declaration of conformity to type based on insurance of the quality of inspection and testing of the finished product (module E); c. review of type (module B) supplemented by the declaration of conformity to the type on the basis of a verification of the product (module F); (d) declaration of conformity based on the quality of the manufacturing process (module D1) insurance; e. declaration of conformity based on the inspection and testing of the finished product quality assurance (module E1); f. declaration of conformity based on the product) module F1); g. statement of compliance on the basis of an audit to the unit (module G); h. declaration of conformity based on insurance full quality (module H); i. declaration of conformity based on insurance full quality and control of design (module H1).

The conformity of electronic measuring instruments or instruments that employ a software with the essential requirements referred to in art. 7 can be evaluated and certified at the choice of the manufacturer according to one of the following procedures set out in annex 2 of the Ordinance on measuring instruments: a. type examination (module B) supplemented by the declaration of conformity to type based on the quality of the manufacturing process (module D) insurance; b. type examination (module B) supplemented by the declaration of conformity to type based on product (module F); c. statement of compliance on the basis of an audit to the unit (module G); (d) declaration of conformity based on full insurance of the quality and control of design (module H1).

Art. 9 procedures for maintaining the stability of measure mechanical or electromechanical measuring instruments are subject to a subsequent audit according to annex 7, point 1, of the Ordinance on measuring instruments, performed every six years by a cantonal office of audit.
For electronic measuring instruments, or instruments that use a software, the user can choose one of the two following procedures: a. subsequent audit according to annex 7, point 1, of the Ordinance on measuring instruments, carried out every two years by a cantonal verification office; b. subsequent audit according to annex 7, point 1, of the Ordinance on measuring instruments conducted every four years by a cantonal verification office and complemented by a control procedure by the user according to annex 7, point 5, of the Ordinance on measuring instruments.

Section 4 compass foresters art. 10 essential requirements the forest compass must meet the essential requirements laid down in Schedule 1 of the Ordinance on measuring instruments and in annex 3 of this order.

Art. 11 procedures for placing on the market the mechanical forest compass enjoy general approval. They are subject to an initial check according to annex 5 of the Ordinance on measuring instruments.
Electronic forest compasses are subject to regular approval and initial verification according to annex 5 of the Ordinance on measuring instruments.

Art. 12 procedures for maintaining stability of measurement for mechanical forest compasses, the audit is valid for an unlimited period.
Electronic forest compasses are subject to a subsequent audit according to annex 7, point 1, of the Ordinance on measuring instruments, performed every six years by a cantonal office of audit.

Section 5 facilities for measuring trees art. 13 essential requirements measure of tree trunks facilities must meet the essential requirements laid down in Schedule 1 of the Ordinance on measuring instruments and in annex 4 of this order.

Art. 14 procedures for placing on the market of tree trunks measuring facilities submitted regular approval and initial verification according to annex 5 of the Ordinance on measuring instruments.

Art. 15 procedures for maintaining measurement stability measure of tree trunks facilities are subject to a subsequent audit according to annex 7, point 1, of the Ordinance on measuring instruments, carried out every two years by a cantonal office of audit. The user must also apply a procedure control according to annex 7, point 5, of the Ordinance on measuring instruments.

Section 6 measurers of level art. 16 essential requirements


The measurers of level must meet the essential requirements laid down in Schedule 1 of the Ordinance on measuring instruments and in Appendix 5 of this order.

Art. 17 procedures for placing on the market the measurers of level are subject to regular approval and initial verification according to annex 5 of the Ordinance on measuring instruments.

Art. 18 procedures for maintaining the stability of measurement for the measurers of level, the user can choose one of the two following procedures: a. subsequent audit according to annex 7, point 1, of the Ordinance on measuring instruments, carried out every two years by a cantonal verification office; b. subsequent audit according to annex 7, point 1, of the Ordinance on measuring instruments conducted every four years by a cantonal verification office and complemented by a control procedure by the user according to annex 7, point 5, of the Ordinance on measuring instruments.

Section 7 facilities of measuring profiles for vehicles and combinations of vehicles art. 19 essential requirements the facilities of measuring profiles for vehicles and combinations of vehicles must meet the essential requirements laid down in Schedule 1 of the Ordinance on measuring instruments and in annex 6 of this order.

Art. 20 procedures for placing on the market facilities measurement profiles for vehicles and combinations of vehicles are subject to a regular approval and initial verification according to annex 5 of the Ordinance on measuring instruments.

Art. 21 procedures for maintaining the stability of measurement facilities of measuring profiles for vehicles and combinations of vehicles are subject to a subsequent audit according to annex 7, point 1, of the Ordinance on measuring instruments, carried out every two years by a cantonal office of audit. The user must also apply a procedure control according to annex 7, point 5, of the Ordinance on measuring instruments.

Section 8 Obligations of the user art. 22. the user assumes the responsibility specified in art. 21, al. 1, of the Ordinance on measuring instruments, but also: a. to respect the instructions of the manufacturer for the installation and commissioning of the measuring instrument; (b) to keep the measuring instrument in good condition and to review periodically the parts subject to wear and tear, aging, or fouling.

Section 9 maximum errors allowed the checks of art. 23. the tolerated maximum errors applicable during the contestation of results of measures within the meaning of art. 29, al. 1, of the Ordinance on the instruments of measurement or during official controls of a meter outside the audit are: a. those attached to annexes 1, 2, 5 and 6 of this order in the case of measuring instruments in length according to sections 2, 3, 6 and 7; b. equal to twice those set out in Schedule 3 of the Ordinance in the case of the forest according to the section 4 compass; c. equal to one and a half those laid down in annex 4 of this order in the case of facilities for measuring tree trunks according to section 5.

Section 10 provisions final art. 24 repeal of the law in force the order of 8 April 1991 on length measuring instruments is repealed.

[RO 1991 1306, 1997 2761 ch. II let. a]

Art. 25 transitional provisions the length measuring instruments checked before the entry into force of this order may continue to be checked. During the subsequent audit, they must respect the maximum errors permitted in accordance with the previous provisions.
The length measuring instruments approved under previous law can be implemented and verified initially according to annex 5, section 2, of the Ordinance on measuring instruments for ten years from the entry into force of this order. After the expiry of those ten years, they can be checked later.
Facilities for measuring tree trunks placed on the market before the entry into force of this order can be used without verification for three years after their commissioning or their revision.

Art. 26 entry into force this order comes into force on October 30, 2006.

Annex 1 (art. 5) specific requirements for the measures materialized length 1 reference Conditions 1.1 for tapes of length greater than or equal to 5 m, the maximum permissible errors (EMT) must be met when a pulling force of 50 N or other values specified by the manufacturer and marked on the tape accordingly forces are applied; in the case of rigid or semi-rigid measures no tractive force is necessaire.1.2 a different reference of 20 ° C temperature should be marked on the measure by the manufacturer.

2 non-consecutive EMT 2.1 the EMT (positive or negative in mm), between two scale marks is (a + b· (L), where:-L is the value of the length rounded up to the next higher meter, m; - a and b are given in table 1 below.

When a terminal interval is bounded by a surface, the MPE for any distance beginning at this point are increased by the value c given in table 1.

Table 1 accuracy class a (mm) b c (mm) I 0,1 0,1 0,1 II 0,3 0,2 0,2 III 0,6 0.4 0.3 class D: special for immersion up to 30 m ribbons including 1.5 zero zero special class S: for ribbons to measure tanks for each 30 m length when the tape is supported on a flat surface 1.5 zero zero applies to the tape/sensor combinations.

If the nominal tape length is greater than 30 m, the EMT can be increased by 0.75 mm for each 30 m length of Ribbon.

2.2 the ribbons of immersion can also be of classes I or II, which case for any length between two scale marks, one on the probe and the other on the tape, the MPE is ± 0,6 mm when application of the formula gives a value of less than 0,6 mm. The maximum permissible error (positive or negative) for the length between two consecutive scale marks, and the maximum difference allowed between the length of two consecutive intervals are indicated in table 2 below.

Table 2 length i of the maximum error interval tolerated or maximum difference allowed in mm, depending on the class of accuracy I II III i ≤ 1 mm 0.1 0.2 0.3 1 mm < i ≤ 1 cm 0.2 0.4 0.6 in the case of a meter folding, the joint between two elements should not cause errors, additional to those listed above exceeding 0,3 mm for class II, and 0,5 mm for class III.

3 3.1 materials the materials used for the materialized measures of length shall be such that length variations due to temperature changes up to ± 8 ° C compared to the reference temperature do not exceed the maximum permissible error. This rule does not apply to class S and D measures where the manufacturer provides that corrections for thermal expansion must be made to the observed readings, if necessaire.3.2 measurements with materials whose dimensions may change significantly under the effect of a wide range of relative humidity of air can be included in classes II or III.

4 markings the nominal value shall be marked on the measure. Millimetre scales shall be numbered every centimetre and measures with a scale interval greater than 2 cm shall have all their numbered markers.

State on January 1, 2013 Appendix 2 (art. 7) specific requirements related to the length measuring instruments and multidimensional measuring instruments has common requirements to all instruments of measurement of length and 1 electromagnetic immunity 1.1 dimensional measuring instruments the effect of an electromagnetic disturbance on a length measuring instrument or a dimensional measuring instrument shall be such : - that the variation of the measurement result exceeds the value of critical change defined under point 1.2;-it is impossible to perform a measurement;-that the measurement result shows a momentary variation that cannot be interpreted, stored or transmitted as a result of measurement, or-that are large enough to be noticed by all those interested in the measurement result variations in the measurement result.

1.2 the critical change value is equal to a level.

B length measuring Instruments 1 product features to measure textiles are characterised by the characteristic K factor. This factor, which takes into account the extensibility and the weight per unit area of the measured product, is defined by the following formula: K = a · (GA + 2,2 N/m), where a is the relative elongation of a tissue sample of 1 m wide at a traction force of 10 N and where GA is the weight per unit area of a sample of tissue in N/m.

2 operating conditions 2.1 dimensions and K-factor, if applicable, must be within the limits specified by the manufacturer for the instrument. The expanses of K-factor are given in table 1: table 1 group range of K product to measure I 0 < < 2 × 10 N/m K


low extensibility II 2 × 10 N/m < < 8 × 10 N/m extensibility K average III 8 × 10 N/m < K < 24 × 10 N/m high extensibility IV 24 × 10 N/m < K very high extensibility 2.2 when the product is not driven by the measuring instrument, its speed must be within the limits specified by the manufacturer for the instrument.2.3 If the measurement result depends on the thickness the State of surface and the presentation of the product (for example, on a large drum or a bunch), the manufacturer specifies the corresponding limitations.

3 maximum tolerated errors (EMT) measuring Instrument table 2 class of accuracy MPE I 0,125%, but not less than 0,005 Lm II 0,25%, but not less than 0,01 Lm III 0,5%, but not less than 0.02 Lm where Lm is the minimum measurable length, that is to say the smallest length specified by the manufacturer for which the instrument is intended to be used.
When it comes to carry out tests or inspections, the length of different types of materials should be measured using appropriate instruments (for example a tape measure). The product to be placed on a suitable support (for example a table) flat and without stretching.

4. other requirements the instrument must measure the product in his State not stretched, based on extensibility for which the instrument is designed.

C multidimensional Measuring Instruments operating Conditions 1.1 scope 1: dimensions of the product must be within the range specified by the manufacturer for the minimum Dimension instrument.1.2: the lower limit of the minimum dimension for all values of the level is shown in table 3.

Table 3 level (d) minimum size (lower limit) d ≤ 2 cm 10 d 2 cm < d ≤ 10 cm 20 d 10 cm < d 50 d 1.3 speed of the product to be measured: speed must be within the range specified by the manufacturer for the instrument.

2 EMT the MPE is ± 1,0 d.

State on January 1, 2013 Appendix 3 (art. 10) specific requirements for the forest compass 1 metrological characteristics 1.1 forest compasses to measure the diameter of the logs and the trunks are a straight rule whose one end is fitted with a fixed perpendicular square so that another bracket that can slide along the ruler. The wide face of the rule is a division in centimetres.1.2 the length of the brackets must be at least equal to half of that rule. The mobile square must be built to slide without game and have a friction soft on the rule, regardless of the position. The mobile bracket cannot, under a moderate hand effort, deviate more than 5 mm of its parallelism with square fixe.1.3 the rule must be divided into centimeters or millimeters, and brands in centimetres should be chiffrees.1.4 the electronic forest compass display must be in centimeters. To check, read the values in millimeters must be possible.1.5 in the preparation of lists of wood using electronic forest compass, rounding rules, the deductions for the bark and quality deductions are to be considered in taking into account the us and customs of local trade of wood.

2 EMT 2.1 the EMT for the rule and the distance of the discarded brackets are ± 2 mm.2.2 the EMT for the difference between the spacing of the points of the brackets and their base are ± 2 mm.

State on January 1, 2013 Appendix 4 (art. 13) specific requirements for measurement of trunks of trees 1 metrological characteristics 1.1 facilities the determination of the diameter of the measured element is done either by the establishment of the average diameter in the middle of the total length or by the determination of several diameters means in the middle of sections similarly longueur.1.2 the diameter measurement system must determine the average of two or three unique diameters located respectively at 90 ° or 60 ° against the other for each position of mesure.1.3 to prevent the falsification of measured values by stumps of branches or bark remains, should be measured for each average diameter at least in two measuring positions located in a sector of 20 cm. The smaller diameter measured in this sector is considered to be moyen.1.4 the length of the measured element diameter is determined by the measurement system for the movement of movement of the element.1.5 for the cross section of the element or sections of the measured item, the area of a circle with the average diameter is taken into consideration.1.6 for the volume of the element , the product of the cross-section by the length of the measured element or the sum of the volumes of all sections is taken into consideration.1.7 the resolution of the measured value for the diameter cannot be worse than 5 mm and that for worse than 1 cm.1.8 length in the preparation of lists of wood, rounding rules , deductions for the bark and quality deductions are to be considered in taking into account the us and customs of local trade of bois.1.9 for checks or tests, read unrounded values must be possible.

2 operating conditions 2.1 the correctness and reliability of the measurement results must be secured for an ambient temperature between-15 ° C and + 45 ° C.2.2 the correctness and reliability of the measurement results must be secured for a variation of the electric voltage between-15% and + 10% of the nominale.2.3 voltage measurement systems must be protected from stray light disturbances which could falsify the measurement result.

3 maximum tolerated errors (EMT) 3.1 the MPE for a unique diameter amounts to:-for each individual measurement: ± 10 mm; - for the average of 10 to 20 individual measures according to different situations of the same item: ± 2.5 mm.

3.2 the MPE for the measured length amounts to ± 1% of the measured length, but not less than 5 cm.

State on January 1, 2013 Appendix 5 (art. 16) specific requirements for the level 1 metrological characteristics 1.1 measurers an automatic Measurer of level includes at least a detector element of liquid level, a transmitter and a device indicateur.1.2 the level of the indicator should not exceed 1 mm.1.3 an automatic Measurer may have several registers, as for example of the indications transmitted remotely. These must be identified unambiguously from the Measurer concerne.1.4 for verification, an indication of the height of full must be available.

2 operating conditions 2.1 the correctness and reliability of the measurement results must be secured for specified operating conditions, which include: - minimum and maximum temperatures of the liquid and the Middle above the liquid; - pressure minimum and maximum liquid; - characteristics of the liquid and the Middle above the liquid - densities minimum and maximum of the liquid and the Middle above the liquid; - capacity maximum and minimum of the Measurer; - environmental conditions.

2.2 unless otherwise specified, the following values apply to the minimum and maximum operating temperature:--25 ° C to + 55 ° C for operation outdoors;- + 5 ° C to + 40 ° C for operation inside.

2.3 the correctness and reliability of the measurement results must be secured for a variation of the voltage power supply between-15% and + 10% of the nominal voltage.

3 maximum tolerated errors (EMT) the EMT for the indication of the height of full are the following:-for the device before installing it on the tank, the type examination and the original audit, performed generally on the manufacturing site: ± 1 mm - for the device after it is installed on the tank, for the initial and subsequent audits: ± 4 mm.

4 normative document the requirements on the construction and the metrological characteristics of the measurers of level are deemed observed if the device meets the requirements listed in the following international recommendation OIML:-international recommendation OIML R 85:1998 'Automatic measurers for the measurement of levels of liquid in the storage tanks' OIML: International Organization of legal metrology. Information on the OIML International recommendations can be obtained from the federal Institute of metrology, 3003 Bern-Wabern.

State on January 1, 2013 Appendix 6 (art. 19) specific requirements for facilities of measuring profiles for vehicles and combinations of vehicles 1 metrological characteristics


1.1 installation of measurement of profiles for vehicles and combinations of vehicles includes a device for the determination of the side profile (height, width) and another for the length of the vehicle during its passage to speed controlee.1.2 the longitudinal sections of profiles interval must not exceed 2.5 cm.1.3 the installation of measurement determines the maximum dimensions of height vehicles width and length. The fixed outer parts of the vehicle according to art. 38, al. 1 and 1, of the Ordinance of 19 June 1995 concerning technical requirements for road vehicles (OETV) must be identified and excluded from the results of mesure.1.4 the level of the indicator should not exceed 1.0 cm.1.5 for verification, an indication of the height, width and length measured continuously must be available. To this end, the resolution of the values should not be more than 0.5 cm.

2 operating conditions 2.1 the correctness and reliability of the measurement results must be secured for an ambient temperature between-20 ° C and + 50 ° C and for a speed of up to 60 km/h.2.2 wind the correctness and reliability of the measurement results must be guaranteed in case of rain or snowfall legeres.2.3 in case of unacceptable weather conditions false measures should be exclues.2.4 the accuracy and the reliability of the measurement results must be secured for a variation of the electric voltage between-15% and + 10% of the nominale.2.5 voltage measurement systems must be protected from stray light disturbances which could falsify the result of mesure.2.6 the dimensions of the vehicle must be within the range specified by the fabricant.2.7 the speed of the vehicle during its passage through the installation measurement must be less than the maximum speed specified by the manufacturer.

3 permissible maximum errors (EMT) the MPE for the values indicated by the installation of measuring profiles during a measurement of a test object are the following:-height: ± 1.5 cm; - for the width: ± 1.5 cm; - for length: ± 2.5 cm.

RS 741.41 State on January 1, 2013