Additional information on oiml publications may be obtained from the organizations headquarters. These specifications, together with the unique feature of egm and custody transfer approvals for both liquids oiml r1171 mi005 and gases oiml r7 mi002, make the device. Pdf from chinese authority, or standard committee, or publishing house. This oiml certificate relates only to metrological and technical characteristics of the type of measuring instrument covered by the relevant oiml recommendation identified above. Oiml and iso perturbation testing for type approval.
Ca768 is equipped with latest semtech lora rf communication unit, allowing it to communicate data concentrator unit dcu and handheld meter reading unit situated up to 1km away. Report of the 95th national conference on weights and. Instruments directive oiml r 7, parts 1 and 2 chapter 5. Comply with international standard en59, oiml r7 and. European mid directive for custody transfer measuring. Lloyds register certificate 0038pedmln prj 110905500101.
The international organization of legal metrology oiml, an intergovernmental organization, was established under a diplomatic treaty signed in paris on 12 october 1955 to promote the global. The following is a set of statements concerning inclusion of the measurement of all gasses. The impact of the use of oiml r 7 ultrasonic gas meters of class 0. Certification of hydrogen h2 metering study dispensers. The twinsonicplus is a twoinone redundant multi path ultrasonic gas meter for custody transfer measurement. New joint iafoiml document to implement provisions in the iafilacoiml mou. The second option discussed above is to create an ultrasonic flow meter which is unaffected by different flow profiles. Comments proposed change observations of the secretariat on each comment submitted us 2 gen.
Oiml publications may be downloaded from the oiml web site in the form of pdf files. Chongqing academy of metrology and quality inspection administrative organization. New joint iaf oiml document to implement provisions in the iafilac oiml mou relating to the assessment of issuing authorities in the framework of the oiml cs. Some general thoughts on the 1cd revision of oiml r7. Three functions in a single device themis plus elsterinstromet. An oiml cs project group was created to develop the. We have also added the ncwm policy manual and approved minutes from bod. Altosonic v12 showing the value of oiml r 7 class 0. Financial and operational significance of oiml r 7 class 0,5 by john alexander, krohne oiml r 127 class 0,5 is a relatively new standard, created to differentiate between the existing ultrasonic. International guides oiml g, which are also informative in nature and which are intended to give guidelines for the application of certain requirements to legal metrology. Flow meters are not approved according to oiml r9 due to the absence of testing facilities in europe h2, 700 bar. Corresponding tables volume conversion devices oiml r. Severity levels for electromagnetic environment tests of oiml r 71 correspond to level e2 of mid and of oiml d 11 except for surges on data lines.
Oiml and iso perturbation testing for type approval written and conducted by martin schlebach presented by jacob freeke daniel measurement and control file name or event emerson. Additional information on oiml publications may be. International organization of legal metrology wikipedia. Requirements 1 scope this recommendation applies to gas meters based on any principle, used to meter the quantity of gas in volume, mass or energy units that has passed through the meter at operating conditions. The international organization of legal metrology oiml is a. John alexander financial and operational significance of. Honeywell rmg usm gt400 meeting oiml accuracy class 0. Aim this document contains a description of the facilities and calibration capability, as well as an. Severity level for surges on data lines correspond to level. Oimlthe international organization of legal metrology. It applies also to gas meters intended to measure quantities of gaseous fuels or other gases. Software documentation, source code, editor, text search program or.
Explanatory note to oiml r7, 2cd dated 14 sept 2010 temporary section to be removed after finalization of the recommendation after oiml r 7 1 gas meters was approved by ciml in 2006. This publication reference oiml r 71, edition 2006 was. Types of gas meters by operating principles include displacement, velocity. Oiml ceems award tcs and scs emerging metrology systems ceems advisory group advisory group membership oiml training centers optc. Oiml certification system oiml cs colombia, october 2017 implementation of the oiml. Altosonic v12 process controls and instrumentation. Pdf from chinese authority, or standard committee, or publishing house jjg 7362012 click to view similar pdf books.
It should be noted that in the new oiml strategy document oiml b 15. Compliance with this directive is assumed when using the oiml recommendations oiml r1171 measuring systems for liquids other than water and oiml r7 1 for gas meter applications. Meets the iso170891, aga9 and oiml r7 accuracy class 0. Severity levels of vibration and shock tests of oiml r7 correspond to level m2 of mid and oiml d 11.
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