Dictionary · Instruments
Indication
The quantity value provided by a measuring instrument or system — the reading, before any correction.
Related terms
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Steady-state operating condition
An operating condition under which the relation established by calibration remains valid even though the measurand varies with time.
VIM (JCGM 200:2012) 4.8
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
Displaying measuring instrument
An indicating instrument whose output signal is presented in visual form.
VIM (JCGM 200:2012) 3.4
Measuring transducer
A device, used in measurement, that provides an output quantity having a specified relation to the input quantity — a thermocouple, a load cell, a pressure-to-current converter.
VIM (JCGM 200:2012) 3.7
Variation due to an influence quantity
The difference in indication, or in the supplied quantity value of a material measure, when an influence quantity assumes two different specified values — the temperature coefficient on a datasheet is one of these.
VIM (JCGM 200:2012) 4.22
Sensitivity of a measuring system
The quotient of the change in an indication and the corresponding change in the value of the quantity being measured.
VIM (JCGM 200:2012) 4.12