This file contains important information about NI-DAQmx, including installation instructions and known issues.
NI-DAQmx is the software you use to communicate with and control your NI data acquisition (DAQ) device.
Refer to the NI website for any updates to the current NI-DAQmx readme.
NI-DAQmx 19.1 has the following requirements:
The following operating systems are supported by NI-DAQmx 19.1:
1 NI software installs VC2015 Runtime and .NET 4.6.2. Windows 8.1 and Windows Server 2012 R2 require Microsoft updates to support these items. Refer to Microsoft KB2919442 and KB2919355 for more information about how to install these updates.
2 NI software is signed with a SHA-256 certificate. Windows 7 SP1, Windows Embedded Standard 7 SP1, and Windows Server 2008 R2 SP1 require Microsoft updates to support SHA-256. Refer to Microsoft KB3033929 for more information about how to install this security update.
Note Refer to NI-DAQmx Drops Support for Windows 7 (32- and 64-Bit), Windows Server 2008 R2, and All 32-Bit Windows Operating Systems in 2021 for information about future OS support.
3 LabVIEW NXG is supported only on 64-bit operating systems.
To find and download an earlier version of NI-DAQmx that supports other operating systems, refer to ni.com/downloads.
The following table lists the application software versions supported by NI-DAQmx. If you are not using application software, refer to Microsoft Visual Studio Support.
|Application Software1||Versions Supported by NI-DAQmx 19.1|
|LabVIEW||2016, 2017, 2018, and 2019|
|LabVIEW Real-Time Module||2016, 2017, 2018, and 2019|
|LabWindows™/CVI™||2013, 2015, and 2017|
|LabWindows/CVI Real-Time Module||2015 and 2017|
|NI-DAQmx Measurement Studio Integration (Measurement Studio 2015)||Visual Studio 2010, 2012, and 2013|
|1 Application software support for LabVIEW NXG is not included with NI-DAQmx and must be downloaded separately via NI Package Manager. Refer to Installing NI-DAQmx for LabVIEW NXG for instructions.|
|2 For a complete list of DAQExpress devices, visit the DAQExpress Manual.|
The following table lists the programming languages and Microsoft Visual Studio versions supported by this version of NI-DAQmx. Earlier versions of NI-DAQmx support other application software and language versions.
|Programming Language||Visual Studio Versions Supported by NI-DAQmx|
|ANSI C||2003 and Later|
|.NET Framework 4.0 and Later Languages |
(Visual C# .NET and Visual Basic .NET)
|2010 and Later|
For information on Visual Studio compatibility with earlier versions of NI-DAQmx, refer to ni.com/info and enter the info code NETlegacydrivers. To find and download an earlier version of a driver, refer to ni.com/downloads.
Support for 64-bit applications is available in NI-DAQmx 9.2.3 and later for Visual Studio 2010 support, NI-DAQmx 9.6.2 and later for Visual Studio 2012 support, and NI-DAQmx 14.5 and later for Visual Studio 2013.
For information on examples that use NI-DAQmx and Measurement Studio, refer to Where to Find Examples in the NI-DAQmx .NET Class Library Help.
To install NI-DAQmx, follow these steps:
LabVIEW NXG is installed using NI Package Manager. Complete the following steps to install NI-DAQmx for LabVIEW NXG.
The following lists detail devices supported in NI-DAQmx and devices that are supported only on 32-bit versions of Windows 10/8.1/7:
The following lists detail the devices supported in NI-DAQmx. Device support is divided into the following categories:
Note In the device support tables that follow, a ✓ indicates that the device is supported, and a blank cell indicates that the device either does not exist or is not supported in NI-DAQmx.
Note Certain NI Linux Real-Time controllers, including the IC-317x, cRIO-9035 Sync, cRIO-9039 Sync, and cDAQ-9132/9133/9134/9135/9136/9137, meet the requirement to be used as a host for FieldDAQ.
Note For these controllers, you must install both NI CompactRIO and NI-DAQmx. For additional information on driver support, refer to Software Support for CompactRIO, CompactDAQ, Single-Board RIO, R Series, and EtherCAT.
The following X Series DAQ devices are supported:
The following M Series DAQ devices are supported:
The following S Series DAQ devices are supported:
The following SC Express devices are supported:
The following SC Express terminal blocks and other accessories are supported:
|NI 4300||NI TB-4300, NI TB-4300B, NI TB-4300C, NI CAL-4300B|
|NI 4302||NI RM-4302, NI TB-4302, NI TB-4302C|
|NI 4303||NI RM-4302, NI TB-4302, NI TB-4302C|
|NI 4304||NI RM-4304, NI TB-4304|
|NI 4305||NI RM-4304, NI TB-4304|
|NI 4309||NI CAL-4309, NI TB-4309 (ST), NI TB-4309 (MT)|
|NI 4310||NI TB-4310 (10V), NI TB-4310 (600V)|
|NI 4322||NI TB-4322|
|NI 4330||NI TB-4330, RM-24999|
|NI 4331||NI TB-4330, RM-24999|
|NI 4339||NI TB-4339, NI TB-4339B, NI TB-4339C, NI RM-4339|
|NI 4340||NI TB-4340|
|NI 4353||NI TB-4353, NI TC-4353, NI CAL-4353|
|NI 4357||NI TB-4357|
The following C Series, Network DAQ, and USB DAQ devices are supported:
|Device||CompactDAQ Chassis||Legacy Chassis and Carriers|
|NI 9237 (DSUB)||✓|
| * The NI USB-9211A and NI USB-9215A (C Series modules with a bundled NI USB-9162) are supported in NI-DAQmx. |
The NI USB-9211 and NI USB-9215 (C Series modules with a bundled NI USB-9161) are not supported in NI-DAQmx.
|† Spring Terminal variants are supported only in NI-DAQmx 17.1 and later. For additional information on driver support, refer to Software Support for CompactRIO, CompactDAQ, Single-Board RIO, R Series, and EtherCAT.|
|‡ Spring Terminal variants are supported only in NI-DAQmx 18.5 and later. For additional information on driver support, refer to Software Support for CompactRIO, CompactDAQ, Single-Board RIO, R Series, and EtherCAT.|
The following CompactDAQ chassis are supported:
|* This device does not support PharLap.|
|† Certain NI Linux Real-Time controllers, including the IC-317x, cRIO-9035 Sync, cRIO-9039 Sync, cRIO-904x, cRIO-905x, and cDAQ-9132/9133/9134/9135/9136/9137 for LabVIEW Real-Time, meet the requirements to be used as a host for these cDAQ chassis. Except for the cRIO-904x and cRIO-905x, these NI Linux Real-Time controllers cannot support C Series modules in DAQmx mode.|
|‡ These devices are not supported by Real-Time controllers.|
The following CompactDAQ controllers are supported:
|CompactDAQ Controllers||WES7||Real Time|
|‡ Real-time support for this controller was added in the LabVIEW Real-Time Module 2015.|
The following AO Series devices are supported:
|* Not supported on 64-bit versions of Windows 10/8.1/7|
The following digital I/O devices are supported.
|* Not supported on versions of Windows 8.1.|
|† Not supported on 64-bit versions of Windows 10/8.1/7|
The following TIO series devices are supported:
The following DSA devices are supported:
Note As of NI-DAQmx 14.5, the NI-DAQmx Switch API is obsolete and is no longer recommended for new applications. For more information, refer to ni.com/info and enter the info code switchdriverconsiderations.
The following switches are supported:
The following academic devices are supported:
The following legacy DAQ devices (also called B Series devices) are supported:
The following low-cost USB devices (also called B Series and Multifunction I/O devices) are supported:
The following devices are supported in NI-DAQmx on the 32-bit versions of Windows 10/8.1/7. They are not supported on the 64-bit versions of Windows 10/8.1/7:
Some devices are no longer supported in NI-DAQmx. Refer to Devices No Longer Supported in NI-DAQmx 17.6 and Later for specific devices and the versions in which support was dropped.
You can access the software and documentation known issues list online. Visit ni.com/info and enter the Info Code ex5ing for an up-to-date list of known issues in NI-DAQmx.
You can access the software and documentation bug fixes online. Refer to the NI website for an up-to-date list, which includes the Corrective Action Request (CAR) ID and a description of the addressed issue.
Refer to previous NI-DAQmx readmes, available on ni.com/drivers, for issues fixed in earlier versions of NI-DAQmx.
To find the locations of examples for your software application, refer to the following table.
|Software Application||Example Location|
|LabVIEW or LabWindows/CVI||Help»Find Examples|
|SignalExpress||Program Files\National Instruments\SignalExpress\Examples|
|ANSI C||*...NI-DAQ\Examples\DAQmx ANSI C|
|MFC 7.0 C++||*...NI-DAQ\Examples\MStudioVC2003|
|Visual Basic .NET and C# for Visual Studio 2003||*...NI-DAQ\Examples\DotNET1.1|
|MFC 8.0 C++||*...NI-DAQ\Examples\MStudioVC2005|
|MFC 9.0 C++||*...NI-DAQ\Examples\MStudioVC2008|
|Visual Basic .NET and C# for Visual Studio 2005||*...NI-DAQ\Examples\DotNET2.0|
|Visual Basic .NET and C# for Visual Studio 2008||*...NI-DAQ\Examples\DotNET3.5|
|* For Windows, the default path is <drive>:\Users\Public\Public Documents\National Instruments\NI-DAQ\Examples\... .|
Microsoft Windows 10 is the latest version of the Windows operating system and features significant changes compared to previous versions. Windows 10 introduces several new capabilities and also combines features from both Windows 7 and Windows 8. For more information about NI support for Windows 10, visit ni.com/windows10.
When you install NI software on Microsoft Windows 8.1, you will notice a few additional tiles in the Apps view, including shortcuts to NI application software products such as NI LabVIEW, Measurement & Automation Explorer (NI MAX), and NI Launcher. For more information about NI support for Windows 8.1, visit ni.com/windows8.
NI-DAQmx will drop support for Windows 7 (32- and 64-bit), Windows Server 2008 R2, and all 32-bit Windows operating systems starting in 2021. Versions of this product that ship after May 1, 2021, will not install or run on these operating systems. For detailed information about NI operating system support, visit ni.com/r/win32bitsupport.
For detailed information about NI application software product life cycles, visit ni.com/info and enter one of the following Info Codes:
The following sections detail considerations for using LabVIEW NXG with NI-DAQmx 19.1.
Software support for LabVIEW NXG differs in the following way:
Note Refer to the LabVIEW NXG Readme for additional system requirements.
The following devices are supported but must be configured in NI MAX:
The following devices are not supported in LabVIEW NXG:
View context help in LabVIEW by pressing <Ctrl-H> and hovering over an object.
Search for items using the search bar in the upper right corner of the LabVIEW window. You can also view context help for the search results.
Additional documentation is available online at ni.com/manuals.
Launch LabVIEW and click the Learning tab.
LabVIEW lessons are located in the Lessons tab, and LabVIEW Examples are located in the Examples tab. Follow the instructions in the lessons and examples.
For more information, including system requirements and known issues, about DAQExpress, visit the DAQExpress Readme. For supported hardware, visit the DAQExpress Manual.
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