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NI USB 6501 (USB, 24-ch, 8.5 mA)

Low Cost USB Digital I/O Device

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  • 24 digital I/O lines, one 32-bit counter
  • Over-voltage protection, 8.5 mA current drive
  • Built-in screw terminals or generic 34-pin connector (OEM version) for easy integration
  • USB 2.0 full-speed (12 Mb/s) bus interface
  • Bus-powered design for convenience
  • OEM version available, part number 192317-50, please call for pricing
  • Data Sheet
  • New! Compare to similar products

Step 1: Verify Device and Quantity Selection
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change) 		Qty
779205-01 NI USB-6501 -- For price, select country  
Step 2: Select Optional Accessories
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change) 		Qty
Other
779489-01 DAQ 7 Steps Tutorial -- For price, select country  
779376-01 Connectors, Labels and Screwdriver for USB-6501 -- For price, select country  
779511-01 USB-6000 Series Prototyping Accessory -- For price, select country  
777550-01 USB/PCMCIA Strain Relief Kit for laptops -- For price, select country  
Step 3: Add to Cart or Get a Quote

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

The National Instruments USB-6501 is a portable digital I/O device, providing reliable data acquisition and control at a low price. With plug-and-play USB connectivity, the NI USB-6501 is simple enough for home / academic applications, but robust and versatile enough for laboratory / industrial applications. A board only USB 6501 OEM version is also available. The OEM version is ideal for embedded applications. Please contact NI for pricing information about the USB-6501 OEM version, part number: 192317-50.

Data Sheet | View Pricing and Purchasing Information »

Specifications Documents


Specifications Summary

General 
Form FactorUSB
OS SupportWindows, Linux, Mac OS, Pocket PC
Measurement TypeDigital
Analog Input 
Number of Channels0
Analog Output 
Number of Channels0
Digital I/O 
Number of Channels24 DIO
TimingSoftware
Logic LevelsTTL
Maximum Input Range0..5 V
Maximum Output Range0..5 V
Input Current FlowSinking, Sourcing
Programmable Input FiltersNo
Output Current FlowSinking, Sourcing
Current Drive (Channel/Total)8.5 mA/102 mA
Watchdog TimerNo
Supports Programmable Power-Up States?No
Supports Handshaking I/O?No
Supports Pattern I/O?No
Counter/Timers 
Number of Counter/Timers1
Resolution32 bits
Maximum Source Frequency5 MHz
Minimum Input Pulse Width100 ns
Logic LevelsTTL
Maximum Range0..5 V
Timebase Stability50 ppm
GPS SynchronizationNo
Pulse GenerationNo
Buffered OperationsNo
Debouncing/Glitch RemovalNo
Number of DMA Channels0
Physical Specifications 
Length8.51 cm
Width8.18 cm
Height2.31 cm
I/O ConnectorScrew terminals

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Extended Warranties

National Instruments designs and manufactures all products to minimize failures, but we know unexpected failures can still occur. Extended warranties provide a fixed economical price at the time of system purchase covering any repair costs for up to three years.

  • Significant cost savings compared to individual repair incidents
  • Fault location, diagnostics, and repair by NI any time the system product fails
  • All parts and labor costs covered as well as any adjustments needed to bring the hardware back to manufacturing specifications

Calibration

NI recognizes the need to maintain properly calibrated devices for high-accuracy measurements. We provide manual calibration procedures, services to recalibrate your products, and automated calibration software to calibrate many of our measurement products.

Training

NI training is the fastest, most certain route to productivity with NI tools and successful application development.

Repair Services

  • You can return your registered product under warranty at no additional labor and parts cost. NI offers fault location, diagnostics, and repair any time the system fails as well as any adjustments needed to bring the hardware back to manufacturing specifications.
  • Contact us to obtain a Return Material Authorization (RMA) form and shipping instructions
  • View your RMA support request status online
  • Register your product

Technical Support

www.ni.com/support

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Select your application need to see compatible software options for the NI USB 6501 (USB, 24-ch, 8.5 mA).

Application Need

Graphical Programming Text-Based Programming
Select any of the following software products
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change) 		Qty
LabVIEW Software
776670-09 NI LabVIEW Full Development System for Windows (English)
NI Recommended		 -- For price, select country  
776675-01 LabVIEW Application Builder for Windows (English)
NI Recommended		 -- For price, select country  
778406-03 NI LabVIEW Report Generation Toolkit for Microsoft Office -- For price, select country  
Specialty Software
778807-09 DIAdem Advanced Edition (English) -- For price, select country  

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

Select any of the following software products
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change) 		Qty
Application Software
776800-09 LabWindows/CVI Full Development System for Windows -- For price, select country  
778801-09 NI Measurement Studio Professional Edition for Microsoft Visual Studio -- For price, select country  
777875-03 NI LabWindows/CVI Enterprise Connectivity Toolkit for Windows -- For price, select country  
Specialty Software
778807-09 DIAdem Advanced Edition (English) -- For price, select country  

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

Other compatible software: ANSI C/C++, C#, Visual Basic .NET
Graphical Programming Text-Based Programming
Select any of the following software products
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change) 		Qty
LabVIEW Software
776670-09 NI LabVIEW Full Development System for Windows (English)
NI Recommended		 -- For price, select country  
779037-09 NI LabVIEW SignalExpress for Windows -- For price, select country  
776675-01 LabVIEW Application Builder for Windows (English)
NI Recommended		 -- For price, select country  
778406-03 NI LabVIEW Report Generation Toolkit for Microsoft Office -- For price, select country  
Specialty Software
778807-09 DIAdem Advanced Edition (English) -- For price, select country  

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

Select any of the following software products
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change) 		Qty
Application Software
776800-09 LabWindows/CVI Full Development System for Windows -- For price, select country  
778801-09 NI Measurement Studio Professional Edition for Microsoft Visual Studio -- For price, select country  
Specialty Software
778807-09 DIAdem Advanced Edition (English) -- For price, select country  

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

Other compatible software: ANSI C/C++, C#, Visual Basic .NET
Graphical Programming Text-Based Programming
Option 1: Select one of the following NI Developer Suite packages or Configure Your NI Developer Suite >>
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change)		 Qty
Pre-configured NI Developer Suite Packages
DS410841 NI Developer Suite Core with Automated Test Option (English)
NI Recommended		 -- For price, select country  

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

Option 2: Select any of the following software products
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change) 		Qty
LabVIEW Software
776670-09 NI LabVIEW Full Development System for Windows (English) -- For price, select country  
776675-01 LabVIEW Application Builder for Windows (English) -- For price, select country  
Specialty Software
777777-09 NI TestStand Development System for Windows -- For price, select country  

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

Option 1: Select one of the following NI Developer Suite packages or Configure Your NI Developer Suite >>
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change)		 Qty
Pre-configured NI Developer Suite Packages
DS410841 NI Developer Suite Core with Automated Test Option (English)
NI Recommended		 -- For price, select country  

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

Option 2: Select any of the following software products
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change) 		Qty
Application Software
776800-09 LabWindows/CVI Full Development System for Windows -- For price, select country  
778801-09 NI Measurement Studio Professional Edition for Microsoft Visual Studio -- For price, select country  
777875-03 NI LabWindows/CVI Enterprise Connectivity Toolkit for Windows -- For price, select country  
Specialty Software
777777-09 NI TestStand Development System for Windows -- For price, select country  

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

Other compatible software: ANSI C/C++, C#, Visual Basic .NET
Graphical Programming Text-Based Programming
Option 1: Select one of the following NI Developer Suite packages or Configure Your NI Developer Suite >>
Part
Number		 Description Est Ship Days Glossary Definition US Dollars
(change)		 Qty
Pre-configured NI Developer Suite Packages
DS410863 NI Developer Suite Core with Control Design and Simulation Option (English)
NI Recommended		 -- For price, select country  

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

Option 2: Select any of the following software products
Part
Number		 Description Est Ship Days