Alternative Power for USB-6001
I am trying to figure out if there is a way to power the USB-6001 other than the micro-usb cable. I need this because my signal is being sent through ethernet before being converted to micro-usb. I...
View ArticlePXIe 4497 EnhancedAliasRejectinEnable
Hi all,I use a PXIe 4497. If I Set the Property AI.EnhancedAliasRejectionEnable to true and if the Sample Rate is above 25.6k i get this error when i read the property SampClk.Rate: -50150 The...
View ArticlecDAQ-9185 reserve network device
Hello We have a test system to which we can connect different loads, depending on the product we want to test.Each load is equipped with a cDAQ-9185 chassis with different modules (see attached...
View ArticleUSB 6001/6003 Stops Acquiring Data at Low Polling Rates
I'm having an issue where a USB device stops acquiring data at low polling rates (32 Hz or less). I'm using the Python API, I have code that reproduces the error below, I also posted this issue on...
View ArticleFuture Support for .NET 8 in NI .NET Driver APIs (NI‑DCPower, NI‑DMM,...
Hi everyone,Following a recommendation from the NI Community, I am reposting my question here since this category is more appropriate for NI hardware–related driver APIs.I’m currently developing...
View ArticleUtilisation de 4 modules d'acquisition avec DAQmx
Bonjour,Nous souhaitons utiliser quatre modules NI pour faire de l’acquisition de données sur un banc d’essais. Les modules utilisés sont NI9226 (RTD), NI9212 (Thermocouple), NI9203 (4-20 mA), NI9361...
View ArticleOld cDAQ-Hardware and Win11 possible?
Hello, I’m running an old measurement system on a Windows XP computer that I would like to update. The computer is running SignalExpress 2015, and we are using cDAQ modules such as the NI‑9239 and...
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Error creating TASK
Hi, I recently updated my system to version 2026 Q1 (LV and all related tools, including DAQmx, NIMAX, VISA, etc.). I was previously using LV 2013 with all related tools aligned, everything runs on a...
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Find Network NI-DAQmx devices window issue
When I try to scan the network to find a newly attached cDAQ the windows appears corrupt: Find Network NI-DAQmx Devices Windowis impossibile to use and to close .. the only way to exit is killing...
View ArticleIssues in CDAQ devices initialization/setup
I'm using Windows 11 PRo, latest NI-MAX (2026 Q1), NI-DAQmx etc.Trying to access a cDAQ 9184 or 9185 always result in the same strange behaviour..The first time I try to access the device is shown...
View ArticleUSB-6451 phase lag when measuring resistor with voltage divider
Hello forums! I'm working on creating a method for measuring frequency response of a material specimen using the above-mentioned DAQ. I am utilizing a sinusoidal input frequency of 10 kHz and 2 V RMS...
View ArticleHow to setup auto trigger for a PCI-5114?
The need is to configure a PCI-5114 to auto trigger in 64 Bit LabVIEW 2021. I see on this webpage there is this auto trigger enable...
View ArticleHow to use "nicaiu.dll" into a dll
I primarily use “nicaiu.dll” in a Windows Forms application with a GUI for signal acquisition. In this application, I display the signal curve, and at the end of the acquisition, I save the signal to a...
View ArticleUsb equivalent of PCI 6023E and PCI 6602
I have been using PCI 6023E for Analog Inputs data Acquisition and PCI 6602 for Counters inputs. Are there equipment USB versions of these two cards that can serve my purpose
View ArticleReplacing a PCI-6229
Hello, We have a Taylor Dynometer (I don't know if this matters) with a PCI-6229 DAQ card. I believe the card is toast and would like to replace it. There are a number of PCI-6229 cards available on...
View ArticleHow to Reduce Residual Noise in the AI Input of the USB-6363
When using the USB-6363 and SCB-68A, differential input of 8 channels of speaker signals to AI0-AI7 results in noise exceeding 1mV when there is no signal. It is assumed that AIGND is connected to the...
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How to usb-6421 CJC
I got a usb-6421 to measure temperature via thermocouple. We use wizard to create a thermocouple channel with built in cjc. It report a error indicating no cjc chanel. We check the hardware...
View ArticleUsing multiple analog input channels with different sampling frequencies...
Hello everyone,I am facing the challenge of acquiring data from four analog input channels at two different sampling frequencies.My Goal:I want to measure the following channels simultaneously:Channel...
View ArticleHow can I perform a differential measurement using the USB-6003 in DAQExpress?
Hello,I am trying to perform a differential measurement using DAQExpress. I connected a 100 kΩ resistor between AI0 and AI4 and set the signal type to resistance. However, the measured values are...
View ArticlecDAQ 9189 Corrupted Firmware
Hi Everyone, I’m trying to recover a cDAQ-9189 that appears to be bricked due to corrupted firmware. My goal is to re-flash the firmware, but I can’t proceed because the device isn’t discoverable in NI...
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