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Hi! I'm a brand-new in LabView world! I'm sorry if my question will result stupid!I want to use Get Data/Time String function and I want to link it with Concatenate Strings function...but I want to...
View ArticleProblem in SQL query in MDB database
Hello all, I am using mdb database and want to read specific time stamp record based on time stamp. I am using simple sql query but I am getting one error. Please let me know where I...
View ArticleDate and Data matrix
Hi,I have a resistance measurement system which makes measure for 6 channel 5 times once I press start bottom. I wolud like to join the date (y,m,d, h,min and s) in which these measurements are made....
View ArticleFile Dialog Box often takes a long time to execute
Hi allThe Labview File Dialog Box Express VI sometimes takes 5 to 10 seconds to execute. On other occasions, it executes in a blink of an eye. Why is that so? I have tried to use the older...
View Articlewhich is the best option to monitor a process time each hour throughout the...
which isthe best optionto monitora processtimeeachhour throughout the whole week?I am making a vi that have to do the next:* Monitor every hour the status of a device,* When the time has arrived, write...
View ArticleError handling and data flow basic
hello, I am trying to learn basic error handling and data flow. The attached is a simple VI to implement this. How do I implement this code to show an error. Thank you.
View ArticleRead Sensitivity on SR830
Background: I am using a Stanford Research SR830 to measure the magnitude and phase of some pressure transducers; the pressure transducers are piezoresistive with a Wheatstone Bridge configuration....
View ArticleStop button not functioning. Event structure - state machine architecture
Hi, I am not able to stop the execution of this program by using the stop boolean control. I am using Event structure to act according to user input. I am not able to figure out what could have gone...
View ArticleMonitoring long times
which isthe best optionto monitora processtimeeachhour throughout the whole week?I am making a vi that have to do the next:* Monitor every hour the status of a device,* When the time has arrived, write...
View ArticleHow to use Mathscript command 'roots' to find the 2 roots of x^2+x-1=0....
How to use Mathscript command 'roots' to find the 2 roots of x^2+x-1=0. Quadratic formula yields x= 0.618 and x= -1.618.
View ArticleWhen will the timer in a stack sequence start to count down?
Hi there, I am reading some code developed by someone long time ago. In the code, there used stack sequence structure to perform operation on external devices in serial. In each block of the...
View Articlewhat is the board in boardNumber for GPIB-USB communication?
In GPIB-USB communication, there is a format for address as boardNumber: DeviceAddress, what does the board mean? And what is the Device here? Is it the GPIB-USB-A/B/HS card? Or is it the instrument...
View ArticleWhat is the meaning of NI488.2 & NI-VISA in system view?
What is the meaning of NI488.2 and NI-VISA in building a program? Is that once you install NI488.2, you can call GPIB functions such as GPIB read & write; and that once you install NI-VISA, you...
View ArticleWhere is the function to address an instrument to talk?
Hi all, my question might look stupid, but I am curiousto figure out how labview does to control a instrument , in a systematic view! I read the operational manual for HP8903B, it says that it send...
View ArticleCOM PORT appearance
Hello all, My VISA is reading COM1 as Com1. For testing only I connected one string control directly to VISA indicator and passed the value Com1(by mistake). Since then in the dropdown list...
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How to share functions of a DLL (DicomToolkit Library-dcmtk.dll) which...
With LabVIEW and Vision I have developed an application for reading and analyzing medical Images (DICOM file format) from a CT scanner. DICOM supports a lot of different file formats i.e. compressed...
View ArticleCan I use a jpeg image to set the texture on a scene object that I created...
I want to create an object in a 3D scene, whose shape is defined in an stl file. I then want to put an image from a jpeg on the surface of the image using the texture property. If I create the object...
View ArticleTimed Loop - absolute time source cause a huge delay between expected time...
Hello everyone, I am facing a very strange behavior when using timed loop structures. At least, with all the tests I already performed I am still not able to explain what causes it. - When I am using a...
View ArticleFile I/O
I want to build a vi such that it writes two arrays "range" and "height" to a text file. I should be able to enter the inputs in these arrays one by one and write them to a text file. And later I...
View ArticlePeriod measurement Error 20308
I'm trying to measure the period of a very slow frequency (0.083 Hz) coming into my DAQ(6009). However it comes with "Error -20309 occurred at "NI_MAPro.lvlib:Pulse Measurements 1 chan.vi:2" when...
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