Set voltage ranges individually for 4 DAQ channels
I’m new to LabVIEW, and I’m changing an old program that does a data acquisition involving multiple physical channels. The channels appear on the block diagram as a single wire, and currently, the...
View Articletesto 350 XL
Hello guys,i linked the Testo 350 XL with the PC, i installed all drivers got from the toolbox 2012, and now i'm able to use the exampe testo VI for monitoring emissions. All works well, and i can get...
View Articleincrementation of the voltage
Hi everybody, I have a question which I think is really easy to solve, but I can't find a way to do this. I need to apply a voltage through a sample. I'd like to increment this voltage of 100V each...
View ArticleThermocouple Help
I have been trying to read temperature from a thermocouple in labview and dont understand what is wrong. I followed this example: http://www.ni.com/white-paper/14338/en/ and you can even see the output...
View ArticleProgramming a .txt file and displaying a data in Labview
Hi and Thank You, I need help for a project I am doing, I need to take a data from .txt file, the program need to open it as a excel chart and need to put each value separate by a coma in a different...
View ArticleHorizontal Scale change while acquiring single waveform with the scope...
I am using Labview to generate a square wave (1V, offset 0.5V, freq 150kHz) using Tektronix AFG3022B and to acquire the same waveform with the scope Tektronix DPO5034, using an example VI that came...
View ArticlePWM servo control works in FPGA, not from Real Time
Hello, I'm using the example Robotics/Motion Control/PWM Width Modulation.lvpropj to control a servo, using CompactRIO and LabVIEW. I've modified the example and replaced the high period ticks with...
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how to connect simulation on control design to DAQ card????
hi guys.. i have problems about control and design on simulation path I just make PID simulation and i can not to connect to DAQ card from simulation path in control design (function)...anyone can help...
View ArticleHow to write and format to excel
I am currently using labview 2010 and i am trying to write my data with time stamp to excel. I have my time stamp formated as a string and my data is in either an array or a dynamic data type. The...
View ArticleStatechart and solving linear systems
Hello; I am a student, I have a project of simulation of a converter in labview and compare the results with those obtained in matlab. 3 input signals are compared to a reference signal to obtain a...
View ArticleWrite from labview to excel test results
Hey I need some help to get my results from pressure transmitter to excel in 2 rows. The program works like when you get into case 9 like in picture and it will stay there in 15 min. I want it to log...
View ArticleA problem when creating setup file
I use labview2013. I programmed some VIs that are put into several folder, and some VI need invoke other VIs in the other folders. The program runs well when debugging, but after I create .exe files,...
View ArticleAdd up hex bytes to form a word
What is the easiest way to add up hex digits in a string to form a word. I am currently using the string to byte array and then the array elements, but this returns a byte only, i.e.xAA + xAA = x54how...
View ArticleData Acquistion Using Third Party Instruments
Hello, I am planning to create a data acquistion system using Labview+Third Party Data Acquistion Card(from Multi-Instruments Inc). I got the attached documentation from hardware producer which expain...
View Articlepop up window for login
hello friends, I am trying to develop a pop-up window for logging in into a labview application. I am using prompt user dialog box for the purpose with two buttons "OK " & "Cancel". I have managed...
View ArticleRead data from table step by step
Hello, I created table inside of .VI, where I will later set:1. column: time in seconds2. column: voltage in V3. column:current limit in A These data will be sent to programmable power supply (WISA...
View ArticleFSK modulation
hello eveyone and thanks for this forumi'm currently implementating a VI of FSK modulation, and i got stuck so i downloaded the template attached here, but some components were missing i wonder from...
View ArticlePossible to change integration time in Labview example of Ocean Optics hr2000+?
Hi, I have a Ocean Optics Hr2000+ spectrometer. I tried playing the example provided by NI and I couldnt find an option to change the integration time of the spectrometer in LabView. I would like to...
View ArticleE-mai y adquisicion de datos de Temperatura
Tengo un problema, necesito que el vi que tiene como ejemplo el labview de envio de correos, me envie dichos correos, pero me sale un msj que dice "Se necesita un servidor de correo valida", y no se...
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