Dictionary · Instruments
Discrimination threshold
The largest change in the value of the quantity being measured that causes no detectable change in the corresponding indication — stickiness quantified.
Related terms
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Nominal quantity value
A rounded or approximate value of a characterizing quantity of a measuring instrument that guides its appropriate use — the "100 Ω" stamped on a resistor, the "1 kg" of a weight.
VIM (JCGM 200:2012) 4.6
Indication interval
The set of quantity values bounded by the extreme possible indications.
VIM (JCGM 200:2012) 4.3
Measuring system
One or more measuring instruments and often other devices, assembled and adapted to give measured values within specified intervals for quantities of specified kinds.
VIM (JCGM 200:2012) 3.2
Rated operating condition
An operating condition that must be fulfilled during measurement for an instrument to perform as designed — the environmental and use envelope the specs assume.
VIM (JCGM 200:2012) 4.9
Limiting operating condition
An extreme operating condition an instrument is required to withstand without damage and without degrading specified properties when subsequently operated under rated conditions — survival limits, not working limits.
VIM (JCGM 200:2012) 4.10
Resolution of a displaying device
The smallest difference between displayed indications that can be meaningfully distinguished — for a digital display, one count of the least significant digit.
VIM (JCGM 200:2012) 4.15