Does the PXIe-6535 support triggering waveform acquisition from one of the...
I would like to trigger the start of a multi-line aqusition on a PXIe-6535 when IO line Port3 Line 7 goes high, within the DAQmx .NET API. I would settle for being able to to trigger it on a PFI line,...
View ArticleWarning 200011 occurred at DAQmx Start Task.vi:7220001, Clock rate specified...
Hello all, I have two 32 channel TC 2095 terminals which are connected to two SCXI 1102 B modules, which are connected to a PXI-6251 card within a PXI-SCXI-1050 chassis. I then use a PXI-8360 module...
View ArticleNI MAX Test Panel not reading any voltage from analog input (strain gauge)
Strain Guage: Transudcer Techniques Thin Beam Sensor-https://www.transducertechniques.com/tbs-load-cell.aspxNIDAQ Board: NI USB-6251 I've been trying to get my strain gauge working with my board. When...
View Articlecont gen voltage wfm-int Clk-non regeneration immediate update doesn't work...
I am attempting to generate a signal which will be used as a marker during later data analysis. This signal will eventually be included with 7 other signals which will all be acquired during a sleep...
View ArticleHow do i record data at low sampling rates?
I would like to make a long term measurement of a dc power supply to check the voltage stability. So I used DAQ-assistant at a sampling frequency of 0.01Hz but it gives me an error saying that DAQ is...
View ArticleUser defined time period for output voltage
Hello, I am new to the labview software package, and have been messing around for a few hours now trying to simply light an LED for a user defined time period, and setting back to 0V when the program...
View ArticleMeasuring strain gauge with NI 9234
I have a strain gauge with resistance around 3k ohms. I was wondering would it be possible to measure the signal variation with NI 9234 using its 2mA constant current supply? Are there any issues that...
View ArticleSampling of NI USB 6361 and 6363
Hi, I just have a quick question of NI USB 6361 and 6363 ... Does the two units have simultaneous sampling? Thanks,Andrea
View ArticleIncreasing input impedance on a PXIe-6535?
I need to significantly increase the input impedance on the IO lines while maintaining rise and fall times. I was thinking of adding 1-2 meg ohm resistors in series with the IO lines on the breakout...
View ArticleMost simple way to add several single channel tasks into a new multiple...
Hi all LV users!I created several single channel tasks in MAX. To make things simple, we will assume that they are all of the same type (analog input - voltage). Moreover, each task is characterized by...
View ArticleNI USB 622x input impedance clarification
Hi, I guess I missunderstand the NI USB 622x serie's datasheet (pdf# 2007-9286-301-101-D). It states :...Input impedanceDevice onAI+ to AI GND............................. >10 GΩ in parallel with...
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Accelerometer Set-up in DAQ USB-6210: not getting changes in value
Hello, I have been trying to set-up my accelerometer with USB-6210 and haven't been getting changes in output as I moved the accelerometer. This is the 2-axis accelerometer I've been using:...
View ArticleHow to synchronize counter speed measurement with analog input?
Hi,I am measuring speed of an electric motor using a counter input and I would like to synchronize the data with my analog input samples.I found an example doing just that (here:...
View ArticleAdding time period for analogue output
Hello, I am trying to add some additonal functionality to the vi below to allow the user to output a voltage (DC) on ports A0 and A1 for a duration of there choosing. Somewhere along lines of 0 to 30...
View ArticleMeasuring Period
I am trying to measure a period less than 392ns and I get the error : Error -200141 occurred at DAQmx Wait Until Don.vi:3580001 Possible reason(s):Data was overwritten before it could be read by the...
View ArticlePXIe 7975r cant be detected b Matlab daq.getDevices command
i cant discover installed NI PXIe-7975r board by using daq.getDevices Matlab command, does anyone have suggestions about what might be going on? I have FlexRIO installed but still can detect the module...
View Articlespeed sensor advice
Hello! I am doing a project of wind tunnel and I got a NI DAQ 6356. May I know what type of sensor do I need to use to measure the airspeed with my NI DAQ using labview?
View ArticlecDAQ-9191 Discovery Problem in MAX
I have a new cDAQ-9191 with 9208 module that I have connected to my PC with an Ethernet cable. I am using MAX 15.0.0f0 and DAQmx 15.1.1 in Windows 7 Pro SP1 64-bit. The cDAQ-9191 appears under...
View ArticleStoring samples of multiple analog channels (continuous acquisition)
I am using a USB6356 to read 5 analog channels (plus digital input port A)) simultaneously until a stop button is pressed. The idea is to represent all the captured signals on a time-based scale after...
View ArticleWhat NI module to read Full Bridge with up to +/-60 mV/V input range
I have full bridge Pressure Tranceducers with Full Scale Sensitivity up to +60 mV/V I used NI9237, but it reads only to +/-25mV/V thus, with excitation of 5V the signal will max out at 125mV (Pressure...
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