why do we use VISA WRITE
I'm new to LabVIEW, can anyone please brief me why do we use VISA WRITE and what parameters should we keep in mind while wirting any command using VISA WRITE. Is it like that we write a format kind of...
View ArticleHow can I connect HOST PC COM port under cRIO 9074?
I can't find any HOST PC COM port on my cRIO.I tried to use global variable but it was unuseful. Is there any solution?
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How to configure Px statistics in a DSO LeCroy?
Hi, I'm trying to automate a serie of tests. One of the requirements is to save all the screens with relevant informations. In order to do that, I need to configure P1 to P6 according my needs. I have...
View ArticleSelf test error -37051 visa 488.2 USB GPIB interface
Hi,I recently bought a Ni GPIB-USB-HS+ device to communicate with a current source and a voltmeter. After installing Ni 488.2 drivers, I can see the devices in NI-MAX. I can also commucate with them by...
View ArticleAgilent E4980A LCR meter automation using Labview.
Hello,I want to measure capacitance and resistance in a frequency domain. The maximum number of measued data is 200 in this LCR meter. for example from 100 Hz to 300 Hz we wıll have the C and R values...
View Articleusb 485/4 control sla 5850
Hello,I want to use USB485/4 9 pin to control and read a flow measurement sla5850. The figure of pinout is in enclosure. How can I connect them?Thank youSincerely
View ArticleUSB Serial Input into CRio 9012
This is a hardware related question regarding inputs into a CRio 9012. I have a prebuilt system (that I'd prefer not to touch) that outputs a string of serial data through a USB port. On the prebuilt...
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Ni cRIO 9035 not supported in labview 2014
Hi all , I would like to ask whether Ni Crio 9035 is able use in Labview 2014 ? What is the possible reasons that this error is showing that Device is not supported in Labview enviroment . Currently...
View ArticleControl mass flow controller using USB 3105 (measurement computing)
Hi all, Currently, we are using USB 3105 measurement computing instead of Ni-DAQ/module card to send the analog outputs to alicat mass flow controller .I am quite new with labview programming so i do...
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Why isn't LabVIEW using the right termination character, while NI MAX does?
I believe my problem stems from the same problem as the threads I made here and here, which both involve problems with termination characters. I thought I solved this problem in the latter of those...
View ArticleError -1073807339
Dear All I am making application for Ethernet to RS-232 converter and getting the below error message.. "Error -1073807339 occurred at VISA Read in RS-232 Read Wrire.vi->TCP IP RS-232.vi" can any...
View ArticleModbus
I am trying to read a modbus response for a query send to an inverter over Modbus TCP/IP using the software Docklight.Query Send in Hex: 15 01 00 00 00 06 01 03 00 BD 00 01 ( Trying to read Register...
View ArticleDriver for Allegro ASEK-21
Has anyone ever controled an ASEK-21 with LabVIEW ? Many thanks in advance for any hints.
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Problem recognizing a serial instrument with a USB adaptor in NIMax
Hi Forum, I have an instrument designed to be controled via serial signal with an RS232 cable and I am trying to get NIMax to recognize it and send some test commands. My laptop (running Windows 7...
View ArticleHow to let CAI model 600 analyzer understand the ASCII STX as Hypertermial does
Hi All, I would like to control the CAI model 600 CO2 analyzer asHyperTerminal does. However, the labview is unable to type Ctrl+B or Ctrl +C as HyperTerminal does to command the machine to wait for...
View ArticleSquare wave pulse to Agilent E3634A power supply
Hi,I am using Labview 2011 to provide a square wave TTL pulse to an Agilent E3634A, to control its voltage.I need the voltage to switch between 4 volts and 6 volts.My square wave pulse goes between 0...
View ArticlePXI(e) LCR
In addition to : NI PXI-4072NI PXIe-4082Signametrics SMX2064 (no longer available)do you know any PXI, PXIe (or PCI, PCIe) DMM for R and L measurement ?Ideally, to avoid an SMU, the measurement current...
View ArticleOld Device restarts when receiving any command
Hey, I have connected 4 devices on a GPIB to USB adapter. I can see all 4 of them at the interface and 3 of them are working as they should (can send commands and get the expected answers).The 4th one...
View Articleコードの実行が中断されました
EXCEL VBAにてGP-IBの制御マクロを作成し実行後、Ctrl + Breakにてマクロを停止した後に再度実行させようとすると「コードの実行が中断されました。」とメッセージが表示されどのマクロを実行してもメッセージが表示されGP-IBの制御ができなくなってしまいます。回避としてはPCの再起動しかありません。 WINDOWS XPNI-VISA 4.6GPIB-USB-HS...
View Articlebfff0011 visa open error
I am using a usb-to-serial driver interface to a custom device. I have written some vi's that do a visa-open to the device, sends a query, retrieves the response, then does a visa-close of the...
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