National Instruments Data Acquisition Device NI USB-621x - Page 178

Index
NI USB-621x User Manual I-4 ni.com
crosstalk when sampling multiple
channels, B-1
custom cabling, 2-4
D
DACs, 5-1
DAQ
hardware, 2-1
system, 2-1
DAQ-STC2, 2-2
data
acquisition methods, 4-8
generation methods, 5-2
transfer methods, 11-1
changing, 11-2
programmed I/O, 11-1
USB Signal Stream, 11-1
Declaration of Conformity (NI resources), C-2
default
counter terminals, 8-30
NI-DAQmx counter/timer pins, 8-30
pins, 8-30
desktop use, 1-4
device
information, A-1
pinouts, 1-1
specifications, 1-2, A-1
USB-6210, A-2
USB-6211, A-4
USB-6212, A-6, A-8
USB-6215, A-4
USB-6216, A-6, A-8
USB-6218, A-13
diagnostic tools (NI resources), C-1
DIFF connections
when to use with ground-referenced
signal sources, 4-32
differential analog input, troubleshooting, B-1
differential connections
using with floating signal sources, 4-27
using with ground-referenced signal
sources, 4-33
when to use with floating signal
sources, 4-25
when to use with ground-referenced
signal sources, 4-32
digital
isolation, 9-2
isolators, 9-1
routing, 10-1
signals, connecting
USB-6210/6211/6215/6218, 6-3
source, triggering, 12-1
digital I/O
triggering, 12-1
USB-6210/6211/6215/6218, 6-1
block diagram, 6-1
circuitry, 6-1
connecting signals, 6-3
getting started with applications in
software, 6-4
I/O protection, 6-2
static DIO, 6-2
USB-6212/6216, 6-4
block diagram, 6-4
circuitry, 6-4
connecting signals, 6-6
getting started with applications in
software, 6-7
I/O protection, 6-5
programmable power-up states, 6-6
static DIO, 6-5
digital isolators, 4-2, 5-2
DIN rail mounting kit, 1-4
documentation
conventions used in manual, xiii
NI resources, C-1
related documentation, xiv