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Problems with the DC Power supply QL 355TP: I can't set the voltage level
Hi,I'm trying to control a DC power supply through GPIB. The power supply used is the QL355TP from the Thurlby Thandar Instruments (TTi) company. There aren't drivers from NI to control this...
View ArticleKeithley 224 Current Source, 199 DMM Control
Hi everyone, I can't control some hardwares. Actually, i changed my computer and again install labview, gpib driver etc but i can't control some devices. Labview connect to Keithley 224 but it can't...
View ArticleHow to operate a fiber optic switch with seria port?
I have a fiber optic switch ( 3 input channels and 1 output and serial port interface), how i can i operate it in labview?
View ArticleWhere are the guidelines for how to interface customized data acquisition...
I have a need to do some very specialized data acquisition that may require building special hardware. I would still like to use LabVIEW as the front end and perhaps even carry portions of the...
View ArticleRemote laboratories
Instead of Team Viewer why LabVIEW is used for remote Laboratories?
View ArticleTimeout expired before operation completed. VISA error code -1073807339...
Hello,I am a new user. Actually, I want to control pulse generator (Quantum Composers 9000 series) with LabView. i have already downloaded its driver online and now facing this time out error...
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no visa resource found - cRIO
Hello, I have a cRIO chassis with 3 NI-9862, 1 NI-9205 and 4 NI-9401. But in MAX, there is a warning saying that 'No VISA resources found'. And the CAN, analog and digitla IO cards are missing. Does...
View ArticleDell PC XE2 freezes when using GPIB drivers
I started using new Dell PC 'Optiplex XE2' (using Windows 7 64 Bit) with GPIB 488.2 devices and GPIB drivers V3.1.2. It communicates OK for a few hours and then the PC freezes. Reproducible every time...
View ArticleBluetooth Low Energy
Hi,I've been trying to establish a connection between LabView and an RFduino via BLE (Bluetooth Low Energy). I'm using the VI attached to discover any nerbay Bluetooth devices. The VI can discover my...
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E4980A GPIB Timeout when taknig multiple measurements
My recent project is to add support for the E4980A LCR Meter to an existing C++ program. This program has traditionally used the 4263B. I have added the additional code to support the new meter but I...
View ArticleXantrex XHR 7.5 - 80A
Hi Guys and Gals, This is likely the wrong forum for my post, I am very stuck with a faulty power supply and hope you fiogive me for posting in the wrong place. I am trying to find a schematic or...
View ArticleNI USB-8451 no visa alias
I am unable to view or change the visa alias, as you can see from the attachments the visa reference seems incorrect, but when I put it on another system I get "USB0::0x3923::0x7166::019328A3::RAW" as...
View Articlegpib
Hello,I need to connect a Power Analyzer Yokogawa PZ4000 via a NI GPIB-USB-Interface to Labview to messure different waveforms. I'm relatively new to Labview. Can you give me a few hints how to connect...
View Articlehow to send lin headers
Hello, I am using the XNET LIN driver and I would like to just send a frame header. How is it done? Do I just need to specify the ID and leave the payload field empty? Thanks.
View ArticleControlling two power supplies using GPIB-USB-HS
Please help me to find out how to make the program behave well when one or both devices are not present I am using the HP66XXA drivers.
View ArticleCan query serial port with NI MAX, but doesn't work in Labview
I'm trying to control a Coherent Sapphire 488 with labview. It's connected via a serial to USB converter into the computer. I can communicate with a device using NI MAX, but when I try to run the vi...
View ArticleVBA automation to get the selected channel in oscilloscope
Hello, I am trying to get which channel (1 or 2 or 3 or 4) is selected in Oscilloscope?I tried to get the View property of the channels like below: app.Acquisition.C1.View // but there can be...
View ArticleVISA: Parallel threads and locking instruments
Hello,i have 50 instruments that are controlled in two threads running at the same time.Thread 1: Only VISA write (configuration of the instruments)Thread 2: Visa write and Visa read (read measurement...
View ArticleI can't use NI9870 (4port RS 232) from my project tree
Hello,How to use NI9870 ports in a vi? In particular, I can see in my tree something, but I cannot drag and drop ports in the vi?I think I have installed all the required drivers (LV2014, NI-RIO14.0.1,...
View ArticlePMC-GPIB fails NI-488.2 Diagnostics after Each Re-boot of Computer
The PMC-GPIB fails the NI-488.2 Troubleshooting Utility software and GPIB tests as shown in the first image. The drivers were installed, and then the PMC card was attached to the processor card and...
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