National Instruments NI 6120 用户手册

signal connections

analog input connections

common-mode signal rejection, 4-12
floating signal sources, 4-11
ground-referenced signal 

analog output connections, 4-14
data acquisition timing connections

AIGATE signal, 4-27
CONVERT* signal, 4-26
EXTSTROBE* signal, 4-29
SCANCLK signal, 4-28
SISOURCE signal, 4-27
STARTSCAN signal, 4-24
TRIG1 signal, 4-21
TRIG2 signal, 4-22
typical posttriggered acquisition 

digital I/O

connections, 4-15
correlating, 4-16

field wiring considerations, 4-39
general-purpose timing signal 

connections

FREQ_OUT signal, 4-38
GPCTR0_GATE signal, 4-33
GPCTR0_OUT signal, 4-34
GPCTR0_SOURCE signal, 4-32
GPCTR0_UP_DOWN signal, 4-35
GPCTR1_GATE signal, 4-36
GPCTR1_OUT signal, 4-36
GPCTR1_SOURCE signal, 4-35
GPCTR1_UP_DOWN signal, 4-37

I/O connectors

overview, 4-1
signal descriptions (table), 4-3

power connections, 4-18
programmable function input 

timing connections

types of signal sources

floating, 4-7
ground-referenced, 4-8

waveform generation timing connections

UISOURCE signal, 4-31
UPDATE* signal, 4-30
WFTRIG signal, 4-29

software drivers, C-1
software installation, 2-1
software-programmable gain

specifications

analog input

DC transfer characteristics, A-2
dynamic characteristics, A-4
input characteristics, A-1
stability, A-11

analog output

DC transfer characteristics, A-12
dynamic characteristics, A-14
output characteristics, A-12
stability, A-14
voltage output, A-13