Anonymous Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
SMB-2146
SMB-2146, 2 Input/16 Output Channels, Digital I/O Accessory
Actual item may vary if no part number is provided on quote request.
✔ 2 Year Warranty Included
✔ Free Domestic Ground Shipping
✔ NIST Calibration Available
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Carol Zimme**** Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
National Instruments SMB-2146 Digital I/O Accessory
Featured with 2 Digital Input Channels and 16 Digital Output Channels, the SMB-2146 (Part Number: 781517-01) is a shielded Digital I/O Accessory from National Instruments. This accessory is designed to be used with the NI-5752 FlexRIO Digitizer Module. The SMB-2146 cannot be used for analog signals. The front panel of this device comes with a VHDCI (68-pin) connector and 18 SMB connectors.
This accessory requires no external power to operate as it draws the required power from the associate module. Both the digital inputs and the digital output channels of this accessory are single-ended. The SMB-2146 weighs around 3lb. You can connect the VHDCI connector of this accessory to the VHDCI connector of the FlexRIO Adapter Module by using a SHC68-C68-D3 Cable or another suitable cable assembly. However, the use of unshielded cables is not recommended for precision measurement applications.
| Model | SMB-2146 |
|---|---|
| Manufacturer | National Instruments |
| Part Number | 781517-01 |
| Type | Digital I/O Accessory |
| Compatible Model | NI-5752 |
| Digital Input Channels | 2, single-ended |
| Digital Output Channels | 16, single-ended |
| Typical Propagation Delay | 1.2 ns |
| Dimensions | 12.0 x 1.77 x 10.43 in. |
| Weight | 3 lb. |
| SMB-2146 Manual | User Manual and Maintenance Manual Available for Download |
| Pricing | Contact a Sales Representative for a quote. |
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