LabView

refprop
Hello, I was wondering if anyone has ever completed an application accessing REFPROP from NIST. I have used other DLL?s with the CIN tool but can not seem to make this REFPROP DLL work. If anyone has a code snippet showing the settings of the CIN tool that is using REFPROP, it would be greatly appreciated. ... 29 Sep 2005 16:22

Serial port
Hi, I am new to labview and need help.   I am trying to talk to the serial port in my computer through labview. I have labview installed and when i add the visa resource button on my labview program, I dont see any com ports.. I only see ASRL.?????   Can anyone suggest me how to talk to m... 28 Sep 2005 16:33

Trouble with Usb-232 chord
I'm newbie for lab view, I would wanto to use the modbus library. If I use the example inserted into the library with a normal rs232 port, all work fine, if I use a virtual usb-232 with the texas chip (TUSB3240) I see this message: Error -1073807298 occurred at VISA Write in MB Serial Transmit.vi->MB Serial Mas... 23 Sep 2005 09:21

analog output over labview?
Kindly tell if it is possible to give analog output over labview? if yes, then how?   If not, then do i need a network interface using parallel port along with the dimmer for the controlling the load of generator   I want to do load control of a camping gasoline generator (Rating 1kW) using... 20 Sep 2005 11:48

How to not lock up LabVIEW exe by printing?
I've seen various forms of this question; but they are all from 2002 or earlier. I am using LV 6.1 on Windows 2000 (and XP). My test station is set up using Windows 2000, so that is what I am currently troubleshooting.   I have a program that needs to run continuously updating a waveform graph on the screen; mea... 20 Sep 2005 18:32

4d plot
Hi I am Paolo, an italian student and nebbie in LabVIEW 7.1.1 My question is/   I have an array with 4 columns     x, y, z, number  I want to plot this array with x, y, z for geometry and number for colour is it possible?   Sorry for my English   Thank you for  your ... 20 Sep 2005 15:26

LabVIEW and OPC Server
Hola   Estoy trabajando con LabVIEW 7 Express, una licencia de LabVIEW OPC Server, y quiero comunicarme con los registros de un PLC de la serie Premium de Telemecanique.  El PLC con el que estoy trabajando habla Modbus TCP/IP, y no estoy seguro de si con el OPC Server del lado de LabVIEW es suficiente para ... 21 Sep 2005 23:54

LabVIEW Projects
Hi Everyone, I used LabVIEW/ DAQ for my final year project at college and had really begun to enjoy using it's potential for other classes and problems. The problem is though that since I finsihed college I had no real oppurtunity to use LabVIEW. I've tried thinking of different projects I could use it for arou... 12 Oct 2005 14:29

SMS Application - Hardware:GSM Modem & Software:LabView
Hi All,   I need an explanation/sketch of what i need (Hardware & Software) to build a SMS Application. i need to send SMS message to the application, the aapplication listen to the incoming SMS, and do something after parsing the SMS message. the application also need to send SMS to a given MobilePhone#.... 12 Oct 2005 09:12

Noise power bandwidth window
Hello, Can someone advise me on this. PSD= power spectrum in vrms^2 / (freq resolution x Noise power bandwidth of window)  i have read through the Smoothing windows.   i tried to calculate the PSD with the values of FFT power spectrum.vi divide by my frequency resolution and tried to get th... 13 Sep 2005 15:25