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National Instruments Corporation
I-1
Index
Numbers
4-wire ohms measurement mode
purpose and use, 3-1
range selection, 3-2
A
AC noise effects, minimizing
DC voltage measurement, 3-13
RTDs, thermistors, and resistors, 3-26
thermocouples, 3-10
accuracy specifications, A-1 to A-5
calculation examples, A-5
DC voltage (table), A-4
resistance (table), A-4
RTD (table), A-3
thermistor (table), A-3
thermocouple (table), A-1 to A-2
amplifier characteristics, A-6 to A-7
analog input specifications, A-5 to A-9
amplifier characteristics, A-6 to A-7
bus interface, A-8
digital I/O and alarm outputs, A-8
dynamic characteristics, A-7
environment, A-9
excitation, A-7
input characteristics, A-5 to A-6
physical, A-9
power requirements, A-8
auto-zero optimization
DC voltage measurement, 3-9
RTDs, thermistors, and resistors,
3-23 to 3-24
thermocouples, 3-9
B
bulletin board support, C-1
bus interface specifications, A-8
C
Callendar-Van Dusen coefficients (table), 3-16
cold-junction
compensation methods, 3-7 to 3-8
definition, 3-6
effect of (figure), 3-7
configuration, 2-4
current source, 3-26
customer communication, xi, C-1 to C-2
D
DC voltage accuracy (table), A-4
DC voltage measurement, 3-11 to 3-13
connecting DC voltage signal, 3-11
input ranges, 3-11
optimizing measurements, 3-12 to 3-13
AC noise effects, 3-13
auto-zero method, 3-12
programmable ground-referencing,
3-12
programmable open-thermocouple
detection, 3-13
source impedance, 3-13
thermal EMF, 3-13
digital inputs and outputs, 3-27 to 3-29
connecting, 3-27 to 3-29
DIO application examples (figure), 3-28
