Troubling connecting to Masterflex pump (07551-20)
Hi everyone, I am very new to NI and Labview so please bear with me. I have inherited a piece of LabView coding from a former colleague, and I am having trouble getting the hardware running.The...
View ArticleAndor ixon emccd depth of field.
Hi, First of all, I do not know if this is the correct place to ask this question. I am using Andor ixon 897 EMCCD camera with a regular lens from Edmund Optics. I want to calculate the depth of field...
View ArticleReseting GPIB Device in LabVIEW
Hi All,I am working with a test setup in which I have to unplug and replug my GPIB-USB-HS converter fairly regularly. Whenever I do, I get Error 28, "The Interface Lost Power," when I try to restart my...
View ArticleWhat's the difference between Viread in VC and VB？
In VB,the "VISA32.DLL" Declare isDeclare Function viRead Lib "VISA32.DLL" Alias "#256" (ByVal vi As Integer, ByVal Buffer As String, ByVal count As Integer, ByRef retCount As Integer) As Integerand...
View ArticleKeysight 82357B can't use NI_VISA runtime
I use Rohde & Schwarz FSEA30 and Keysight 82357B USBGPIB converter. Now there are a few questions 1， My VISA program can't connection instrument. when use NI_VISA runtime. but use Keysight...
View ArticleHow to connect two GPIB？
I use Agilent 4352b（a Signal Analyze） and 8664A（a Signal generator）.4352b connect 8664A through a GPIB. Now I want to connect 4352b through Keysight 82357B （a GPIBtoUSB converter） . I search out...
View ArticleGw INSTEK AFG-2125 API: is it possible change frequency without activate sweep?
I've installed the driver and downloaded the library for my Gw Instek AFG-2125 and now I want change the frequency of a sine wave from my VI panel but the only solution I found is to activate the sweep...
View ArticleHow to enable 4 wire mode with Keithley 2401 in labviewNXG
Hello all, I am new to labviewNXG and need assistance with programming a Keithley 2401 in 4 wire mode. When i select the "sweep" template it automatically puts my instrument into 2 wire mode and I...
View ArticlePCI-GPIB Windows 2000 NT Hardware Drivers
I'm trying to connect up an PCI-GPIB card into a computer running an old OS (Windows 2000 SP 4). It does need to be the old OS, due to the software I need to run on it. I've tried installing both...
View ArticleUSB 6008, NI-DAQmq 16, LabVIEW 2011- not DAQ Assistant, no connecting USB
Good day!Please, help my!Есть USB 6008, NI-DAQmq 16, LabVIEW 2011. В блок-панели почему-то нет установленного DAQ Assistant. Был Instrument I/O Assistant, но он указывал на ошибку при установке.Я...
View ArticleNeed DOS Drivers
Hi, I am trying to recompile an old DOS program and I need to get drivers from that era. The comment in the code says it requires National Instruments GPIB interface the second version. And the code...
View ArticlePCI-GPIB Card stoped working
Hello Everybody, I am current working with the LabView version 17 and controlling all my devices with a PCI-GPIB card. So I change my card from a computer with windows XP to a computer with windows 10....
View ArticleHow can I connect a temperature controller RS-485 with a DAQ?
I have a problem, I need connect a temperature controller with LabVIEW but my problem is how because I need read temperature and time of the controller Yudian AI-518 and send it set points too. I don't...
View ArticleI need to change Visa on Labview and can't find where
Hi, The code isn't mine and I have a slight different device (scope) to connect to the computer (with different Visa number)Don't know how to find the Visa in the block diagram.Would appreciate if you...
View ArticleExample VI for Keithley 2000 is not working
Hello, I should note that I am fairly new to Labview, I respectfully ask for your patience. My goal:Use the Keithley 2000 to take remote DCV measurements from a shunt resistor every second and log...
View Articlestepper motor - 2 functions of stepper write
Hello everybody, I am new in Labview and I have a problem in my program.I explain, in my state named "acquiring data": my first function "stepper write" works but the second "stepper write" does not...
View ArticleSimultanous sourcing and measuing using Keithley 2611A for FET testing
Hi, I am Lorenzo, a graduate student from University of the Philippines. We are currently using Keithley 2611A. It is possible to simultaneously supply voltage and measure current using the said...
View ArticleCommunicating with ISO-TECH IPS-2010
So, I have an annoying issue with communicating with this power supply. I have an ISO-TCH IPS-2010 power supply and would like to be able to control it completely from LabVIEW. I've made a quick...
View Articlecontrol of AC induction motor through VFD
want to control centrifugal pump flow speed that is used in a system for cooling( same like HVAC). I have the labview example in labview examples (Attached). In this example rotor frequency is...
View ArticleExternal Labview control for AD9959 evaluation board
Dear all, I want to control the phase, frequency and amplitude of a 4 channel sine wave signal generator (AD9959/PCBZ- Evaluation board). For that, I want to use labview. But I am facing hardtime...
View Article