1 Scope
This Technical Report establishes minimum provisions for the surveillance, based on
available standards from first commissioning, of devices and systems with measuring
function throughout their technical life when used in the activities of the categories
listed in the Annex I of the European Directive 2003/87/EC. It does so in order to
ensure the compliance with the expected maximum allowable difference of indication.
This Technical Report applies to devices/systems with the function to measure:
— volumetric or mass amount of natural gas consumption (any type of gas meters),
— volumetric amount of natural gas consumption at specified base conditions (conversion
devices),
— composition of natural gas (gas chromatographs),
for calculating, in accordance with the applicable provisions of the guidelines C(2007)
3416, the amount of the CO 2 emissions from the source stream of natural gas.
Users of this document should be aware that more detailed national recommendations/standards
and/or codes of practice as well as national measures possibly approved by National
Regulator may exist inside the EU Member States.
When national regulations have to be applied, this document should not be considered.
Except in the aforementioned case, this Technical Repo...