Dictionary · Instruments
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.
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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
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
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
Detector
A device or substance that indicates the presence of a phenomenon, body, or substance when a threshold of an associated quantity is exceeded — presence, not magnitude.
VIM (JCGM 200:2012) 3.9
Instrument bias
The average of replicate indications minus a reference quantity value — the instrument-level counterpart of measurement bias.
VIM (JCGM 200:2012) 4.20
Nominal indication interval
The set of values, bounded by rounded or approximate extreme indications, obtainable with a particular setting of the controls and used to designate that setting — the "0–100 V range" on a meter switch.
VIM (JCGM 200:2012) 4.4