National Instruments NI 4050 User Manual
Glossary
G-8
www.ni.com
S
s
seconds
S
samples
sense
in four-wire resistance the sense measures the voltage across the resistor
being excited by the excitation current
being excited by the excitation current
settling time
the amount of time required for a voltage to reach its final value within
specified limits
specified limits
S/s
samples per second—used to express the rate at which an instrument
samples an analog signal
samples an analog signal
system noise
a measure of the amount of noise seen by an analog circuit or an ADC when
the analog inputs are grounded
the analog inputs are grounded
T
temperature
coefficient
coefficient
the percentage that a measurement will vary according to temperature.
See also thermal drift
See also thermal drift
thermal drift
measurements that change as the temperature varies
thermoelectric
potentials
potentials
See thermal EMFs
thermal EMFs
thermal electromotive forces—voltages generated at the junctions of
dissimilar metals that are functions of temperature. Also called
thermoelectric potentials.
dissimilar metals that are functions of temperature. Also called
thermoelectric potentials.
transfer rate
the rate, measured in bytes/s, at which data is moved from source to
destination after software initialization and set up operations; the maximum
rate at which the hardware can operate
destination after software initialization and set up operations; the maximum
rate at which the hardware can operate
U
UL
Underwriters Laboratory