National Instruments NI 6251 User Manual

Index
M Series User Manual I-4 ni.com
digital I/O signals, 6-9
floating signal sources, 4-15
ground-referenced signal sources, 4-21
PFI input signals, 8-4
connections
for floating signal sources, 4-20
single-ended for floating signal
sources, 4-20
single-ended, RSE configuration, 4-20
connector
information, 3-1
NI 6220 pinout, A-2
NI 6250 pinout, A-61
NI 6254 pinout, A-86
NI 6224 pinout, A-24
NI 6280 pinout, A-129
NI 6281 pinout, A-134
NI 6284 pinout, A-139
NI 6289 pinout, A-145
PCI/PCIe/PXI/PXIe-6251 pinout, A-66
PCI/PCIe/PXI/PXIe-6259 pinout, A-107
PCI/PXI-6221 (68-pin) pinout, A-7
PCI/PXI-6225 pinout, A-30
PCI/PXI-6229 pinout, A-45
PCI/PXI-6255 pinout, A-92
PCI-6221 (37-pin) pinout, A-12
RTSI, 3-12
USB-6221 BNC pinout, A-17
USB-6221 Screw Terminal pinout, A-15
USB-6225 Mass Termination
pinout, A-39
USB-6225 Screw Terminal pinout, A-36
USB-6229 BNC pinout, A-54
USB-6229 Screw Terminal pinout, A-51
USB-6251 BNC pinout, A-73
USB-6251 Mass Termination
pinout, A-81
USB-6251 Screw Terminal pinout, A-71
USB-6255 Mass Termination
pinout, A-101
USB-6255 Screw Terminal pinout, A-98
USB-6259 BNC pinout, A-116
USB-6259 Mass Termination
pinout, A-124
USB-6259 Screw Terminal pinout, A-113
considerations
for field wiring, 4-25
for multichannel scanning, 4-7
for PXI, 10-2
continuous pulse train generation, 7-21
controller, DMA, 10-1
controlling counting direction, 7-2
conventions used in the manual, xv
count enable delay, B-37
counter
input and output, 7-30
output applications, 7-19
terminals, default, 7-30
Counter n A signal, 7-28
Counter n Aux signal, 7-28
Counter n B signal, 7-28
Counter n Gate signal, 7-27
Counter n HW Arm signal, 7-29
Counter n Internal Output signal, 7-29
Counter n Source signal, 7-26
Counter n TC signal, 7-29
Counter n Up_Down signal, 7-29
Counter n Z signal, 7-28
counter signals
Counter n A, 7-28
Counter n Aux, 7-28
Counter n B, 7-28
Counter n Gate, 7-27
Counter n HW Arm, 7-29
Counter n Internal Output, 7-29
Counter n Source, 7-26
Counter n TC, 7-29
Counter n Up_Down, 7-29
FREQ OUT, 7-30
Frequency Output, 7-30

National Instruments NI 6251 Specifications

General

Brand	National Instruments
Model	NI 6251
Category	Media Converter
Language	English