OIML G18 Controlled Vocabulary Julia Neumann 2022-12-16 2023-01-02 10:32:57 en-EN reference value for accuracy class (Ref(x)) #00808 value for accuracy class determined by static testing of the weighing unit during influence quantity testing at type approval stage. Ref(x) is equal to the best accuracy class for which the instrument may be verified for operational use 2022-12-19 09:13:38