UK Statutory Instrument
2016
United Kingdom
Measuring Instruments Regulations 2016
At a glance
Enforced by
What's here
74 compliance obligations, 2 practical guides
Who this Act binds
Plus 13 non-business duties on Crown ministers, regulators, local authorities or tribunals — shown collapsed under each section below.
Relevant guidance
Practical guides for businesses affected by this Act, ordered by how closely they engage with it.
Supporting — topic alignment
2 guidesWhat this Act requires
Sections that create concrete duties on businesses or carry penalties. Procedural and definitional sections are folded into the “Browse other sections” expander at the bottom of each group. Click any section title to read the source text on legislation.gov.uk.
Part 1 — INTRODUCTORY
Browse 6 other sections in this Part — procedural / definitional / commencement
Citation, commencement and extent
Interpretation
Designated standard
Meaning of “regulated measuring instrument” ... and application of these Regulations
Revocations and transitional and consequential provisions
Exception for trade fairs, exhibitions and demonstration
Part 2 — REGULATED MEASURING INSTRUMENTS – OBLIGATIONS OF ECONOMIC OPERATORS
Manufacturers to mark contact details on regulated measuring instruments where possible
- Mark contact details on every regulated measuring instrument
Browse 31 other sections in this Part — procedural / definitional / commencement
Introductory
Manufacturers' responsibilities – design, conformity assessment and marking of regulated measuring instruments
Manufacturers – obligations in respect of records
Manufacturers' obligations to ensure continuing conformity with essential requirements
Manufacturers' obligations in relation to the marking of regulated measuring instruments with serial numbers etc.
Documentation to accompany regulated measuring instruments
Action to be taken where regulated measuring instruments placed on the market are not in conformity with the essential requirements
Provision of information to the competent authority
Use of authorised representatives by manufacturers
Introductory
Ensuring compliance of regulated measuring instruments
Importers duty to notify manufacturer and market surveillance authorities of non-compliant regulated measuring instruments that present a risk
Requirements to mark importers' details on regulated measuring instruments
Importers' duty to ensure that regulated measuring instruments are accompanied by relevant documentation
Duty of importers to ensure proper conditions of storage and transport
Duties of importers with regard to monitoring etc.
Action to be taken by importers where regulated measuring instruments placed on the market by them are not in conformity with essential requirements
Requirement for importer to keep copy of EU declaration of conformity
Provision of information to the competent authority
Introductory
Distributors – duty to act with due care
Distributors – verification obligations
Distributors not to make non-conforming regulated measuring instruments available on the market etc.
Duty of distributors to ensure proper conditions of storage and transport
Action to be taken by distributors where regulated measuring instruments placed on the market by them are not in conformity with essential requirements
Provision of information to the competent authority
(1) Economic operators must, on request, identify to the market...
Obligations which are met by complying with obligations in the Directive
Conformity assessment procedure obligation which is met by complying with the Directive
Further use of UK marking
Qualifying Northern Ireland Goods
Part 3 — NON-PRESCRIBED MEASURING INSTRUMENTS
Browse 2 other sections in this Part — procedural / definitional / commencement
Introductory
Establishing compliance with the essential requirements – non-prescribed measuring instruments
Part 4 — CONFORMITY OF MEASURING INSTRUMENTS
Browse 20 other sections in this Part — procedural / definitional / commencement
Introductory
Methods of establishing conformity with the essential requirements
Presumptions of conformity of regulated measuring instruments
Conformity assessment procedures
Power to amend Schedules 1C to 1J
Capacity serving measures - accredited in house bodies
Subsidiaries and contractors
Fees
Application of this Chapter
General requirements to be met by technical documentation
Specific information to be included in technical documentation
Application of Chapter
Form and contents of ... declaration of conformity etc.
Regulated measuring instruments that require more than one declaration of conformity
Responsibility of manufacturer that draws up declaration of conformity
Conformity with ... requirements to be indicated by the UK marking
Prohibition on improper use of the UK marking and the M marking
Rules and conditions for affixing the UK marking and the M marking
UK(NI) indication
Register of notified bodies established in the United Kingdom
Part 5 — APPROVAL OF CONFORMITY ASSESSMENT BODIES
Browse 8 other sections in this Part — procedural / definitional / commencement
Approved bodies
Approval of conformity assessment bodies
Presumption of conformity of approved bodies
Monitoring
Restriction, suspension or withdrawal of approval
Register of approved bodies
UK national accreditation body
Changes to notifications
Part 6 — USE FOR TRADE OF CERTAIN REGULATED MEASURING INSTRUMENTS
Browse 1 other section in this Part — procedural / definitional / commencement
The use for trade of the following equipment must comply...
Part 7 — MARKET SURVEILLANCE AND ENFORCEMENT
Browse 13 other sections in this Part — procedural / definitional / commencement
The market surveillance authority
Regulated measuring instruments presenting a risk
EU safeguard procedure
Compliant regulated measuring instruments which present a risk
Provisions as to directions under regulations 63 and 65
Enforcement of the Regulations
Compliance notice procedure
Enforcement notices
Review of enforcement decisions of a competent authority
Offence of failure to comply with an enforcement notice
Disqualification
Re-qualification
Testing of regulated measuring instruments
Part 8 — OFFENCES
Browse 5 other sections in this Part — procedural / definitional / commencement
Unauthorised application of authorised marks
Offences by economic operators etc.
Penalties for offences
Defence of due diligence
Liability of persons other than the principal offender
Part 9 — MISCELLANEOUS AND SUPPLEMENTAL
Browse 2 other sections in this Part — procedural / definitional / commencement
Service of documents etc.
Review
Schedules
Gas meters
- Ensure gas meters meet class requirements and are appropriate for intended consumption
(a) Electromagnetic environments are classified into classes E1, E2 or...
- Ensure vehicle-supplied measuring instruments meet E2 and additional EMC requirements
A hardware component that is critical for metrological characteristics shall...
- Design critical hardware components to be securable with tamper-evidence
The manufacturer shall specify whether the meter is designed to...
- Specify whether water meters measure reverse flow and handle it correctly
Putting into use (a) The measurement of residential use must...
- Ensure gas meter is appropriate for accurate measurement
General As electrical energy meters are directly connected to the...
- Ensure electrical energy meters comply with electromagnetic environment E2 and disturbance requirements
Rated operating conditions
- Specify rated operating conditions for measuring instruments
If properties of the taxi are important for the correctness...
- Provide secure connection means for taximeter in taxis
Conformity assessment bodies must perform their activities taking due account...
Other duties (1) — Crown / regulator
- Consider business size and product complexity when assessing measuring instruments Statutory regulator
Where an approved body finds that the essential requirements have...
Other duties (1) — Crown / regulator
- Approved/notified body must require corrective measures and withhold certification Statutory regulator
Where in the course of the monitoring of conformity following...
Other duties (1) — Crown / regulator
- Approved or notified body must act if measuring instrument fails monitoring Statutory regulator
Where corrective measures are not taken or do not have...
Other duties (1) — Crown / regulator
- Approved/notified bodies must restrict/suspend/withdraw certificates when corrective measures fail Statutory regulator
Where a person is aggrieved at a decision taken by...
- Approved/notified bodies must offer independent review of contested decisions
Approved bodies must inform the Secretary of State of the...
- Approved bodies must report certificate changes and market surveillance requests
Approved bodies must provide other bodies approved approved under these...
- Approved bodies must share conformity assessment results with other approved bodies
Approved bodies must— (a) when requested by the Secretary of...
- Nominate and send a representative to Secretary of State meetings
Conformity assessment bodies must participate in, or ensure that their...
- Stay informed on standardisation activities and coordination group decisions
A conformity assessment body must be independent of the organisation...
- Conformity assessment bodies must be independent from assessed firms
(1) A conformity assessment body, its top level management and...
- Maintain independence and impartiality in conformity assessment
Conformity assessment bodies and their personnel must—
- Conformity assessment bodies must act with integrity and resist financial pressures
(1) A conformity assessment body must be capable of carrying...
- Maintain capability and resources for conformity assessment tasks
(1) The impartiality of the conformity assessment bodies, their top...
- Guarantee impartiality of conformity assessment bodies
(1) Conformity assessment bodies must take out liability insurance.
- Take out liability insurance if you assess measuring instruments
(1) The personnel of a conformity assessment body must observe...
- Ensure personnel confidentiality and protect proprietary rights
No person shall use for trade a measuring system unless—...
- Do not use a measuring system for trade unless it meets legal requirements
Manner of use
- Use measuring systems correctly and within specified limits
Requirements for use for trade of automatic catchweighers
- Ensure automatic catchweigher meets requirements before use for trade
(1) Where an automatic catchweigher is marked with a temperature...
- Use automatic catchweighers only in accordance with their markings and permitted conditions
Manner of use
- Use automatic gravimetric filling instrument only within its specified limits and conditions
Automatic gravimetric filling instruments to be set to zero
- Ensure automatic gravimetric filling instruments are set to zero before trade use
Requirements for use for trade
- Do not use automatic discontinuous totalisers for trade unless fully compliant
Manner of use
- Only use automatic discontinuous totaliser within its approved conditions
Requirements for use for trade
- Do not use an automatic rail-weighbridge for trade unless it meets specific requirements
Maximum permissible error and accuracy class
- Ensure automatic rail-weighbridge operates within maximum permissible error
Manner of use
- Use automatic rail-weighbridge only within its specified ranges and conditions
Requirements for use for trade
- Do not use a beltweigher for trade unless it meets specified requirements
Manner of use
- Use beltweighers only within stated limits and conditions for trade
Requirements for use for trade
- Ensure material measures of length comply with error limits for trade use
Manner of use
- Use material measures of length correctly and within their marked limits
(1) Where a cold water meter is marked with—
- Do not use cold water meters for trade outside specified conditions
Requirements for use for trade
- Do not use confusing capacity serving measures for trade
Manner of use
- Ensure buyer has clear view of alcohol measurement and transfer
Procedure
Other duties (1) — Crown / regulator
- Secretary of State must follow notification and representation procedure before imposing a monetary penalty Crown / Minister / Government department
Browse 264 other Schedules — structural / supplementary
Introductory
Material measures of length
Capacity serving measures
Dimensional measuring instruments
Exhaust gas analysers
Water Meters
Volume conversion devices
Active electrical energy meters
Thermal Energy Meters
Non-water liquid measuring systems
Automatic weighing instruments
Taximeters
Allowable Errors
Indication of result
Indication of the result shall be by means of a...
The indication of any result shall be clear and unambiguous...
In the case of hard copy the print or record...
A regulated measuring instrument for direct sales trading transactions shall...
Whether or not a regulated measuring instrument intended for utility...
Under rated operating conditions and in the absence of a...
Further processing of data to conclude the trading transaction
A regulated measuring instrument other than a utility measuring instrument...
Additionally, a durable proof of the measurement result and the...
Under rated operating conditions and in the presence of a...
Conformity evaluation
The manufacturer shall specify the climatic, mechanical and electromagnetic environments...
Climatic environments The manufacturer shall specify the upper temperature limit...
(a) Mechanical environments are classified into classes M1 to M3...
Other influence quantities to be considered, where appropriate, are: —...
When carrying out the tests as envisaged in these Regulations,...
Basic rules for testing and the determination of errors Essential...
Ambient humidity (a) According to the climatic operating environment in...
Reproducibility
Repeatability
Discrimination and Sensitivity
Durability
Reliability
Suitability
A regulated measuring instrument shall have no feature likely to...
A regulated measuring instrument shall be suitable for its intended...
The errors of a utility measuring instrument at flows or...
Where a regulated measuring instrument is designed for the measurement...
A regulated measuring instrument shall be robust and its materials...
A regulated measuring instrument shall be designed so as to...
Protection against corruption
The metrological characteristics of a regulated measuring instrument shall not...
Software that is critical for metrological characteristics shall be identified...
Measurement data, software that is critical for measurement characteristics and...
For utility measuring instruments the display of the total quantity...
Information to be borne by and to accompany the instrument
A regulated measuring instrument shall bear the following inscriptions:
An instrument of dimensions too small or of too sensitive...
The instrument shall be accompanied by information on its operation,...
Groups of identical regulated measuring instruments used in the same...
Unless specified otherwise in an instrument-specific Schedule, the scale interval...
A material measure shall be marked with a nominal value...
The units of measurement used and their symbols shall be...
All marks and inscriptions required under any requirement shall be...
The flowrate range of the water. The values for the...
Putting into Use
The temperature range of the water. The values for the...
The relative pressure range of the water, the range being...
For the power supply: the nominal value of the AC...
The MPE, positive or negative, on volumes delivered at flowrates...
The MPE, positive or negative, on volumes delivered at flowrates...
Electromagnetic immunity
The effect of an electromagnetic disturbance on a water meter...
After undergoing an electromagnetic disturbance the water meter shall: —...
The critical change value is the smaller of the two...
Durability
The variation of the measurement result after the durability test,...
The error of indication for the volume metered after the...
Suitability
Units of Measurement
Rated operating conditions The manufacturer shall specify the rated operating...
The flowrate range of the gas shall fulfil at least...
The temperature range of the gas, with a minimum range...
The fuel/gas related conditions
A minimum temperature range of 50 °C for the climatic...
The nominal value of the AC voltage supply and/or the...
Maximum permissible error (MPEs)
Gas meter indicating the volume at metering conditions or mass
For a gas meter with temperature conversion, which only indicates...
Permissible effect of disturbances
Electromagnetic immunity
The effect of an electromagnetic disturbance on a gas meter...
After undergoing a disturbance, the gas meter shall: — recover...
The critical change value is the smaller of the two...
Effect of upstream-downstream flow disturbances
Durability
Class 1.5 Gas Meters
The variation of the measurement result after the durability test...
The error of indication after the durability test shall not...
Class 1.0 Gas Meters
The variation of the measurement result after the durability test...
The error of indication after the durability test shall not...
Suitability
A gas meter powered from the mains (AC or DC)...
A dedicated power source shall have a lifetime of at...
An indicating device shall have a sufficient number of digits...
The gas meter shall be able to be installed to...
The gas meter shall have a test element, which shall...
The gas meter shall respect the MPE in any flow...
Units
Accuracy
Rated operating conditions
MPEs
Permissible effect of disturbances
Effect of disturbances of long duration
Permissible effect of transient electromagnetic phenomena
The effect of an electromagnetic disturbance on an electrical energy...
For overcurrent the critical change value is 1.5 %.
Suitability
Below the rated operating voltage the positive error of the...
The display of the total energy shall have a sufficient...
In the event of loss of electricity in the circuit,...
Running with no load
Starting
Units
Putting into use
The flowrate range
The properties of the liquid to be measured by the...
The nominal value of the AC voltage supply and/or limits...
The base conditions for converted values. This is without prejudice...
Accuracy classification and maximum permissible errors (MPEs)
For quantities equal to or greater than 2 litres the...
For quantities less than two litres the MPE on indications...
However, no matter what the measured quantity may be, the...
For minimum measured quantities greater than or equal to 2...
For minimum measured quantities of less than two litres, the...
Converted indication
Conversion devices
The requirement (a) in paragraph 2.6 applies to any calculation,...
The measuring system shall not exploit the MPEs or systematically...
Maximum permissible effect of disturbances
The effect of an electromagnetic disturbance on a measuring system...
The critical change value is the greater of MPE/5 for...
Durability
Suitability
For any measured quantity relating to the same measurement, the...
It shall not be possible to divert the measured quantity...
Any percentage of air or gas not easily detectable in...
Instruments for direct sales
A measuring system for direct sales shall be provided with...
The display of the quantity on which the transaction is...
Measuring systems for direct sales shall be interruptible.
Any percentage of air or gas in the liquid shall...
Fuel Dispensers
Displays on fuel dispensers shall not be capable of being...
The start of a new measurement shall be inhibited until...
Where a measuring system is fitted with a price display,...
Power supply failure
Putting into use
Units of measurement
The taximeter shall be designed to calculate the distance and...
The conditions for the compatibility between the taximeter and the...
If there is a supplement charge for an extra service,...
If the fare is calculated according to calculation mode D...
All values displayed for the passenger shall be suitably identified....
If the fare to be paid or the measures to...
The securing possibilities available in a taximeter shall be such...
The provisions in paragraph 8.3 of Schedule 1A apply also...
A taximeter shall be fitted with non-resettable totalisers for all...
If disconnected from power, a taximeter shall allow the totalised...
Adequate measures shall be taken to prevent the display of...
Automatic change of tariffs is allowed due to the: —...
For the purpose of testing after installation, the taximeter shall...
A taximeter and its installation instructions specified by the manufacturer...
The taximeter shall be designed to calculate and display the...
The general essential requirement dealing with fraudulent use shall be...
A taximeter shall be designed so that it can respect...
The taximeter shall be equipped with a real-time clock by...
The values of distance travelled and time elapsed, when displayed...
A taximeter shall be able to apply the normal calculation...
A taximeter shall be able to supply the following data...
If relevant, it shall be possible to adjust a taximeter...
The mechanical environment class that applies is M3.
The manufacturer shall specify the rated operating conditions for the...
The MPE, excluding any errors due to application of the...
Electromagnetic immunity
The electromagnetic class that applies is E3.
The MPE laid down in paragraph 7 shall also be...
In case of a reduction of the voltage supply to...
Instrument Classes
An exhaust gas analyser shall have an adjustment facility that...
For automatic or semi-automatic adjustment facilities, the instrument shall be...
An exhaust gas analyser shall detect hydrocarbon residues in the...
An exhaust gas analyser shall have a device for automatically...
If the exhaust gas analyser is capable to operate with...
Rated operating conditions
For the climatic and mechanical influence quantities: — a minimum...
For the electrical power influence quantities: — the voltage and...
For the ambient pressure: — the minimum and the maximum...
Maximum permissible errors (MPEs)
For each of the fractions measured, the maximum error value...
The MPE on lambda calculation is 0.3 %. The conventional...
Permissible effect of disturbances
The effect of an electromagnetic disturbance shall be such that:...
Other requirements
For measuring CO, CO 2 and HC, the instrument, including...
The components in the exhaust gas, other than the components...
Declaration of Conformity (No. XXXX)
Name and address of the manufacturer and, where applicable, his...
This declaration of conformity is issued under the sole responsibility...
Object of the declaration (identification of the instrument allowing traceability;...
The object of the declaration described above is in conformity...
References to the relevant designated standards or normative documents used...
The approved body (name, number) performed … (description of intervention)...
Additional information: Signed for and on behalf of: (place and...
Cold water meters
(1) A measuring system for use for trade in the...
Measuring systems used for deliveries from road tankers
(1) A measuring system for use for trade in the...
Taximeters
Material measures of length
(1) A material measure of length— (a) in respect of...
Exhaust gas analyser
A cold-water meter— (a) in respect of a pattern of...
Gas meters
A gas meter for use for trade—
Active electrical energy meters
An active electrical energy meter for use for trade which...
An active electricity meter for use for trade—
Automatic Weighing instruments
Measuring systems for the measurement of liquid fuel and lubricants
Instruments revoked
Transitional provisions
Transitional provisions relating to UK withdrawal from the EU
Amendments to the Consumer Rights Act 2015
Modifications to the application of the Gas Act 1986
Modifications to the application of the Gas (Northern Ireland) Order 1996
Modifications to the application of the Electricity Act 1989
Modifications to the application of the Electricity (Northern Ireland) Order 1992
Conformity assessment must be carried out in a proportionate manner,...
(1) A conformity assessment body must have legal personality and...
The personnel responsible for carrying out conformity assessment tasks must...
(1) This Schedule applies to the use for trade of...
Maximum permissible error
Minimum measured quantity
Interpretation of Part
Maximum permissible error
Manner of use
Where an automatic catchweigher is marked with a measurement range,...
No person may use for trade an automatic catchweigher other...
Requirements for use for trade
Manner of erection and installation
(1) No person may use for trade an automatic gravimetric...
Maximum permissible error
Manner of erection and installation
Manner of erection and installation
Maximum permissible error
Manner of erection and installation
Position of the operator
Manner of erection and installation
Requirements for use for trade
No person may use for trade a measuring system unless—...
Maximum permissible error
Manner of use
Requirements for use for trade
Introduction
Appeals
Interest and recovery
Disqualification mark
Re-qualification mark
Other sections — not classified into a Part
These sections exist in the Act but the contents-of-Parts walker did not place them under a Part. Likely amendments or sections inserted out of the original Part structure.
Internal production control plus supervised instrument checks at random intervals...
- Follow internal production control with random checks and declare conformity
Technical documentation
- Create technical documentation showing your instrument meets legal requirements
Manufacturing
- Ensure manufacturing process and monitoring comply with technical documentation and regulations
The manufacturer shall lodge an application for assessment of his...
- Manufacturers must apply for quality system assessment
The quality system shall ensure that the regulated measuring instruments...
- Maintain a quality system for regulated measuring instruments
The approved body shall assess the quality system to determine...
Other duties (1) — Crown / regulator
- Approved body must assess quality system and notify manufacturer of audit conclusions Statutory regulator
The manufacturer shall undertake to fulfil the obligations arising out...
- Fulfil and maintain your approved quality system
The manufacturer shall keep the approved body that has approved...
- Notify the approved body of any intended changes to your quality system
Each approved body shall inform the Secretary of State of...
Other duties (1) — Crown / regulator
- Approved bodies must report quality system approvals to the Secretary of State Statutory regulator
Instrument checks
- Arrange for independent checks of regulated measuring instruments before sale
examine the technical documentation and supporting evidence to assess the...
Other duties (1) — Crown / regulator
- Regulator must examine technical documentation for measuring instrument design adequacy Statutory regulator
verify that the specimen(s) have been manufactured in conformity with...
- Verify specimen conformity and identify design standards
carry out appropriate examinations and tests, or have them carried...
- Notified bodies must check correct application of designated standards
carry out appropriate examinations and tests, or have them carried...
- Test alternative manufacturer solutions where designated standards are not used
examine the technical documentation and supporting evidence to assess the...
Other duties (1) — Crown / regulator
- Examine technical documentation for measuring instruments Statutory regulator
The manufacturer shall affix the UK marking and the M...
- Affix UK and M conformity markings to each measuring instrument
The manufacturer shall draw up a written declaration of conformity...
- Draw up a declaration of conformity and keep it for 10 years
The approved body shall assess the quality system to determine...
Other duties (1) — Crown / regulator
- Approved body must audit quality system and notify manufacturer of decision Statutory regulator
The manufacturer shall undertake to fulfil the obligations arising out...
- Maintain approved quality system for measuring instruments
The manufacturer shall keep the approved body that has approved...
- Notify your approved body before changing your quality system
The manufacturer shall, for assessment purposes, allow the approved body...
- Allow approved body access to your sites and records for assessment
The approved body shall carry out periodic audits to make...
Other duties (1) — Crown / regulator
- Approved body must conduct periodic audits and provide report Statutory regulator
In addition, the approved body may pay unexpected visits to...
Other duties (1) — Crown / regulator
- Approved body must provide reports after unexpected visits Statutory regulator
If a lot is accepted, all regulated measuring instruments of...
- Keep certificates of conformity for 10 years after placing on market
The approved body shall keep itself apprised of any changes...
Other duties (1) — Crown / regulator
- Approved body must monitor state‑of‑the‑art changes and inform manufacturers Statutory regulator
The manufacturer shall affix the UK marking, the M marking...
- Affix UK, M, and approved body markings to measuring instruments
The manufacturer shall draw up a written declaration of conformity...
- Prepare and keep Declaration of Conformity for each instrument model
The manufacturer shall inform the approved body that holds the...
- Notify approval body of any design changes
Each approved body shall inform the Secretary of State concerning...
- Keep and share records of type examination certificates for measuring instruments
The manufacturer shall keep a copy of the type examination...
- Keep type examination records for 10 years after placing on market
Browse 72 other unclassified sections
For the measurand: The measuring range in terms of its...
For the electrical supply influence quantities: In case of AC...
For the mechanical and climatic influence quantities: The minimum temperature...
For other influence quantities (if applicable): The rate(s) of operation....
MPE Category Y instruments Table 1 Net Load (m) in...
For static loads under rated operating conditions, the MPE for...
For instruments where the fill may be made up from...
Verification scale interval — single interval instruments
Verification scale interval — multi-interval instruments
When weighing coupled wagons; the errors of not more than...
agree with the manufacturer on the location where the examinations...
Conformity marking and declaration of conformity
For category Y instruments — For each load in automatic...
The critical change value due to a disturbance is one...
Authorised representative
The purpose of surveillance is to make sure that the...
The MPEs due to influence factors shall be as specified...
The critical change value due to a disturbance is one...
The manufacturer's authorised representative may lodge the application referred to...
A regulated measuring instrument shall provide a high level of...
The essential requirements that shall be met by regulated measuring...
The solutions adopted in the pursuit of the essential requirements...
DEFINITIONS Measurand The measurand is the particular quantity subject to...
ESSENTIAL REQUIREMENTS
The relevant requirements of Schedule 1A, the specific requirements of...
DEFINITIONS Minimum Flowrate (Q 1 ) The lowest flowrate at...
SPECIFIC REQUIREMENTS
Rated Operating Conditions
Permissible Effect of Disturbances
The relevant requirements of Schedule 1A, the specific requirements of...
DEFINITIONS Minimum flowrate (Q min ) The lowest flowrate at...
GAS METERS
The relevant requirements of Schedule 1A, the specific requirements of...
Note:
Electrical energy meters may be used in combination with external...
DEFINITIONS
An active electrical energy meter is a device which measures...
SPECIFIC REQUIREMENTS
The relevant essential requirements of Schedule 1A, the specific requirements...
DEFINITIONS Meter An instrument designed to measure continuously, memorise and...
SPECIFIC REQUIREMENTS
The relevant essential requirements of Schedule 1A, the specific requirements...
DEFINITIONS Automatic weighing instrument An instrument that determines the mass...
SPECIFIC REQUIREMENTS
The relevant requirements of Schedule 1A, the specific requirements of...
DEFINITIONS
Appropriate Licensing Authority
Within this Schedule, “ appropriate licensing authority ” means –...
Taximeter
A device that works together with a signal generator to...
This device measures duration, calculates distance on the basis of...
Fare
The total amount of money due for a trip based...
Cross-over speed
The speed value found by division of a time tariff...
Normal calculation mode S (single application of tariff)
Fare calculation based on application of the time tariff below...
Normal calculation mode D (double application of tariff)
Fare calculation based on simultaneous application of time tariff and...
Operating position
The different modes in which a taximeter fulfils the different...
DESIGN REQUIREMENTS
The relevant essential requirements of Schedule 1A, the specific requirements...
SPECIFIC REQUIREMENTS
The relevant essential requirements of Schedule 1A, and the specific...
DEFINITIONS
SPECIFIC REQUIREMENTS
The relevant requirements of Schedule 1A, the specific requirements of...
The volume fractions of the exhaust gas components are expressed...
The content of HC has to be expressed as concentration...
DEFINITIONS Lambda Lambda is a dimensionless value representative of the...
SPECIFIC REQUIREMENTS
Enforcement and responsible bodies
The regulators that administer or enforce this legislation.
Office for Product Safety and Standards
Product safety regulator responsible for ensuring consumer products are safe. Enforces product safety regulations, UKCA marking requirements, and works with market surveillance …
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