National Instruments 6218 User Manual
USER GUIDE  
NI USB-6211/6218 OEM  
This document provides information about the dimensions, mounting  
options, connectors, and other components of the NI USB-6211/6218  
OEM devices.  
Caution There are no product safety, electromagnetic compatibility (EMC), or  
CE marking compliance claims made for the USB-6211/6218 OEM devices.  
Conformity to any and all compliance requirements rests with the end product  
supplier.  
Figure 1 shows the USB-6211 OEM and USB-6218 OEM devices.  
USB-6211  
USB-6218  
Figure 1. USB-621x OEM Devices  
Refer to the NI USB-621x Specifications document for USB-6211/6218  
specifications and the NI USB-621x User Manual for more information  
about USB-6211/6218 devices. You can find all documentation at  
ni.com/manuals.  
 
Figure 3 shows the dimensions of the USB-6218 OEM device.  
Ø 0.130 (3.30)  
6.250 (158.75)  
5.877 (149.28)  
5.372 (136.45)  
2.582 (65.58)  
3X Ø 0.142 (3.61)  
0.489 (12.42)  
0.373 (9.47)  
0.000 (0.00)  
0.373 (9.47)  
0.433 (11.00)  
0.063 (1.60)  
0.000 (0.00)  
0.516 (13.11)  
0.091 (2.31)  
Ø 0.144 (Drill Size 27) Recommended  
Front Panel Hole Cutout for LED  
Figure 3. USB-6218 OEM Dimensions in Inches (Millimeters)  
© National Instruments Corporation  
3
NI USB-6211/6218 OEM User Guide  
 
I/O Connector Pinouts  
Figure 4 shows the connector pinout on the USB-6211 OEM device.  
+5 V  
1
3
5
7
9
2
4
6
8
+5 V  
PFI 0  
D GND  
D GND  
D GND  
PFI 1  
PFI 2  
PFI 3  
10 D GND  
PFI 4  
11 12 D GND  
13 14 D GND  
15 16 D GND  
17 18 D GND  
19 20 AO 0  
21 22 AO 1  
23 24 NC  
PFI 5  
PFI 6  
PFI 7  
AO GND  
AO GND  
AI GND  
AI SENSE  
AI 0  
25 26 AI GND  
27 28 AI 8  
AI GND  
AI 9  
29 30 AI 1  
31 32 AI GND  
33 34 AI 10  
35 36 AI 3  
AI 2  
AI GND  
AI 11  
37 38 AI GND  
39 40 AI 12  
41 42 AI 5  
AI 4  
AI GND  
AI 13  
43 44 AI GND  
45 46 AI 14  
47 48 AI 7  
AI 6  
AI GND  
AI 15  
49 50 AI GND  
NC = No Connect  
Figure 4. USB-6211 OEM Connector Pinout  
NI USB-6211/6218 OEM User Guide  
4
ni.com  
 
Figure 5 shows the connector pinouts on the USB-6218 OEM device.  
+5 V  
1
3
5
7
9
2
4
6
8
+5 V  
+5 V  
1
3
5
7
9
2
4
6
8
+5 V  
PFI 0  
D GND  
D GND  
D GND  
PFI 8  
PFI 9  
PFI 10  
PFI 11  
PFI 12  
PFI 13  
PFI 14  
PFI 15  
NC  
D GND  
D GND  
D GND  
PFI 1  
PFI 2  
PFI 3  
10 D GND  
10 D GND  
PFI 4  
11 12 D GND  
13 14 D GND  
15 16 D GND  
17 18 D GND  
19 20 AO 0  
21 22 AO 1  
23 24 NC  
11 12 D GND  
13 14 D GND  
15 16 D GND  
17 18 D GND  
19 20 NC  
PFI 5  
PFI 6  
PFI 7  
AO GND  
AO GND  
AI GND  
AI SENSE  
AI 0  
NC  
21 22 NC  
AI GND  
23 24 NC  
25 26 AI GND  
27 28 AI 8  
AI SENSE 2 25 26 AI GND  
AI 16  
27 28 AI 24  
29 30 AI 17  
31 32 AI GND  
33 34 AI 26  
35 36 AI 19  
37 38 AI GND  
39 40 AI 28  
41 42 AI 21  
43 44 AI GND  
45 46 AI 30  
47 48 AI 23  
49 50 AI GND  
AI GND  
AI 9  
29 30 AI 1  
AI GND  
AI 25  
31 32 AI GND  
33 34 AI 10  
35 36 AI 3  
AI 2  
AI 18  
AI GND  
AI 11  
AI GND  
AI 27  
37 38 AI GND  
39 40 AI 12  
41 42 AI 5  
AI 4  
AI 20  
AI GND  
AI 13  
AI GND  
AI 29  
43 44 AI GND  
45 46 AI 14  
47 48 AI 7  
AI 6  
AI 22  
AI GND  
AI 15  
AI GND  
AI 31  
49 50 AI GND  
NC = No Connect  
NC = No Connect  
Figure 5. USB-6218 OEM Connector Pinout  
Note In non-referenced single-ended (NRSE) mode, the USB-6218 OEM device  
measures AI <0..15> relative to the AI SENSE input, and AI <16..35> relative to  
AI SENSE 2.  
Refer to the NI USB-621x User Manual at ni.com/manuals for more  
information about USB-6211/6218 signals and how to connect them.  
© National Instruments Corporation  
5
NI USB-6211/6218 OEM User Guide  
 
Board Mounting the USB-621x OEM  
The USB-621x OEM device can be mounted on a motherboard using the  
50-pin connector(s) and board mount socket(s), as shown in Figures 6  
and 7.  
Note You can use either one or both 50-pin connectors to board mount the USB-6218  
OEM device.  
5
4
3
2
1
1
2
3
Mounting Standoff  
Board Mount Socket  
50-Pin Connector  
4
5
USB-6218 OEM Device  
Mounting Screws  
Figure 6. USB-621x OEM Mounting Using 50-Pin Connectors  
(USB-6218 OEM Device Shown)  
Figure 7. USB-621x OEM Device Installed on Motherboard  
(USB-6218 OEM Device Shown)  
Refer to the Device Components section for more information about  
mounting components.  
NI USB-6211/6218 OEM User Guide  
6
ni.com  
   
Device Components  
Table 1 contains information about the components used for interfacing  
and interacting with the USB-621x OEM device.  
Table 1. USB-621x OEM Components  
Reference  
Designator(s)  
Manufacturer  
Part Number  
Component  
50-pin connector  
on PCB  
J6*, J7  
J5  
Manufacturer  
3M  
N2550-6002UB  
USB connector  
AMP  
3M  
787780-1  
50-pin board mount socket†  
—
8550-4500PL (or equivalent)  
Mounting standoff,  
using board mount socket  
—
RAF Electronic M1261-3005-SS‡  
Hardware with M3 × 0.5 screw  
Mounting standoff,  
using ribbon cable  
—
RAF Electronic 2053-440-SS**  
Hardware with 4-40 screw  
* J6 is available on USB-6218 OEM devices only.  
† You can use either one or both 50-pin connectors to board mount the USB-6218 OEM device.  
‡ 3/16 in. HEX female-to-female, 14 mm long.  
** 3/16 in. HEX female-to-female, 1/4 in. long.  
National Instruments, NI, ni.com, and LabVIEW are trademarks of National Instruments Corporation.  
Refer to the Terms of Use section on ni.com/legal for more information about National  
Instruments trademarks. Other product and company names mentioned herein are trademarks or trade  
names of their respective companies. For patents covering National Instruments products, refer to the  
appropriate location: Help»Patents in your software, the patents.txt file on your CD, or  
ni.com/patents.  
© 2006–2007 National Instruments Corporation. All rights reserved.  
372083B-01  
Jan07  
   

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