Measuring systems designed for distribution of liquid fuel, used to determine the price, must meet the requirements set for structure and performance. These requirements cover the whole measuring system.
After entry into service, the reliability of the liquid fuel measuring system is monitored by verifying the liquid fuel meters periodically.
In addition to the Finnish Measuring Instrument Act (707/2011), there are requirements for manufacturing, placing on the market and entry into service of liquid fuel measuring systems that are set out in Decree (211/2012). Its requirements match the requirements of the Measuring Instruments Directive (2004/22/EC). Essential liquid fuel measuring requirements have been set in Annex MI-005 and other relevant requirements in appendix I.
Measuring system is a system that comprises the meter itself and all devices required to ensure correct measurement or intended to facilitate the measuring operations.
Fuel dispenser is a measuring system intended for the refuelling of motor vehicles, small boats and small aircrafts.
Self-service arrangement allows the customer to use a measuring system for the purpose of obtaining liquid fuel for his own use.
Self-service device is a specific device that is part of a self-service arrangement and which allows measuring systems to perform in this self-service arrangement.
Declaration of Conformity is a written statement by the manufacturer declaring that the measuring instrument concerned satisfies the appropriate requirements set out in the measuring instruments directive.
Verification of measuring instrument means assessing the conformity of the measuring instrument in a verifiable manner. For a measuring instrument in use, verification is carried out regularly after entry into service. This way, reliable functioning of the measuring instrument is ensured during operation.
Other related definitions can be found in the Finnish Measuring Instrument Act (707/2011) and Decree (211/2012).