National Instruments NI USB-6221, NI USB-6251, NI USB-6229, NI USB-6259 User Manual
USER GUIDE
NI USB-6221/6229/6251/6259 OEM
This document provides dimensions, pinouts, and information
about the connectors, switch, LEDs, and chassis ground of the
NI USB-6221/6229/6251/6259 OEM devices.
Caution There are no product safety, electromagnetic compatibility (EMC), or
CE marking compliance claims made for the USB-6221/6229/6251/6259 OEM devices.
Conformity to any and all compliance requirements rests with the end product supplier.
Figure 1 shows the USB-6221/6251 OEM and USB-6229/6259 OEM
devices.
USB-6221/6251 USB-6229/6259
Figure 1. USB-6221/6251 and USB-6229/6259 OEM Devices
Refer to the NI 622x Specifications document for USB-6221/6229
specifications and the NI 625x Specifications document for
USB-6251/6259 specifications. Refer to the M Series User Manual for
more information about USB-6221/6229/6251/6259 devices. You can find
all documentation at
ni.com/manuals.
Dimensions
6.950 (176.53)
4x 6.718 (170.63)
6.270 (159.26)
6.140 (155.96)
5.930 (150.62)
Figure 2 shows the dimensions of the USB-6221/6251 OEM device.
0.200 (5.08)
0.918 (23.32)
0.390 (9.91)
3.180 (80.77)
3.220 (81.79)
3.198 (81.22)
4.110 (104.39)
3.734 (94.84)
3.730 (94.74)
6.013 (152.74)
5.900 (149.86)
5.210 (132.33)
4X Ø 0.110 (2.79)
7X Ø 0.125 (3.18)
6.140 (155.96)
5.760 (146.30)
5.290 (134.37)
5.080 (129.03)
2X Ø 0.156 (3.96)
2.535 (64.39)
0.396 (10.06)
0.304 (7.72)
0.256 (6.50)
0.116 (2.95)
0.000 (0.00)
0.436 (11.07)
0.392 (9.96)
0.362 (9.19)
0.162 (4.11)
0.062 (1.57)
0.000 (0.00)
0.200 (5.08)
0.000 (0.00)
0.393 (9.98)
1.057 (26.85)
2.072 (52.63)
1.750 (44.45)
2.300 (58.42)
3.296 (83.72)
2.606 (66.19)
3.080 (78.23)
2X Ø 0.140 Cutout
in Panel for LEDs
Ø 0.330 Cutout in Panel
for Power Connector
4.780 (121.41)
6.200 (157.48)
0.304 (7.72)
0.200 (5.08)
6.400 (162.56)
0.515 (13.08)
Figure 2. USB-6221/6251 OEM Dimensions in Inches (Millimeters)
NI USB-6221/6229/6251/6259 OEM User Guide 2 ni.com
6.950 (176.53)
4x 6.718 (170.63)
6.270 (159.26)
6.140 (155.96)
5.930 (150.62)
5.839 (148.31)
5.499 (139.67)
0.396 (10.06)
0.304 (7.72)
0.256 (6.50)
0.116 (2.95)
0.000 (0.00)
Figure 3 shows the dimensions of the USB-6229/6259 OEM device.
0.200 (5.08)
0.918 (23.32)
0.390 (9.91)
3.180 (80.77)
3.220 (81.79)
3.198 (81.22)
4.110 (104.39)
3.734 (94.84)
3.730 (94.74)
6.013 (152.74)
5.900 (149.86)
5.210 (132.33)
4X Ø 0.110 (2.79)
7X Ø 0.125 (3.18)
6.140 (155.96)
5.760 (146.30)
5.290 (134.37)
5.080 (129.03)
2X Ø 0.156 (3.96)
2.535 (64.39)
0.304 (7.72)
0.200 (5.08)
0.436 (11.07)
0.392 (9.96)
0.362 (9.19)
0.162 (4.11)
0.062 (1.57)
0.000 (0.00)
0.200 (5.08)
0.000 (0.00)
0.393 (9.98)
1.057 (26.85)
2.072 (52.63)
1.750 (44.45)
2.300 (58.42)
3.296 (83.72)
2.606 (66.19)
3.080 (78.23)
2X Ø 0.140 Cutout
in Panel for LEDs
Ø 0.330 Cutout in Panel
for Power Connector
4.780 (121.41)
6.200 (157.48)
6.400 (162.56)
0.515 (13.08)
Figure 3. USB-6229/6259 OEM Dimensions in Inches (Millimeters)
© National Instruments Corporation 3 NI USB-6221/6229/6251/6259 OEM User Guide
I/O Connector Pinouts
Figures 4 through 7 show the connector pinouts for the USB-6221 OEM,
USB-6229 OEM, USB-6251 OEM, and USB-6259 OEM devices.
Refer to the M Series User Manual at
information about USB-6221/6229/6251/6259 signals and how to
connect them.
ni.com/manuals for more
NI USB-6221/6229/6251/6259 OEM User Guide 4 ni.com
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