tugitingimustes mõõtmisel saadud väärtuse ja nimitalitlusvahemikus mõõtmisel saadud mis tahes väärtuse vahe (selle konkreetse mõjuri väärtuse korral)
difference between the value measured under reference conditions and any value measured within the rated operating range (for this specific influence quantity)
By the variation due to a single influence quantitythe other performance characteristics and the other influence quantities should stay within the ranges specified for the reference conditions.