488.2 devel lib missing
Dear NI community! We have been using NI data loggers with a self-created linux program for years. For this we use the header file ni4882.h, which according to this info...
View ArticleGPIB-USB-HS
Hello everybody ,I have a problem with my measurement instrument: When i send * IDN? No problem the instrument answer ( i can read the name of the instrument ) but when i sends other SCPI commands to...
View ArticleError -1073807346 randomly showing up only in specific VI
Hi to Everyone, i am currently working on an internship project and have come to a point were I have to integrate a "MCC-1" programmable dual axis stepper motor controller from Phytron into an existing...
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Agilent MXA Series Instrument Driver hangs and makes LabView hang
Hello NI, I am controlling a Agilent / Keysight N9000B CXA Signal Analyzer, but should be applicable to other Signal Analyzers from Keysight. When I am in Mode "Swept SA" and sending command...
View ArticleHow to open an Instrument using it's known USB Serial Number?
Hello,I write an application to open two the same counters CNT-91 (Pendulum) to be connected to USB of one PC.These counters have an identical USB VID, PID and are distinguished by Serial Number...
View ArticleError -1073807360 in LabVIEW Serial connection to Granville-Phillips 350 via...
If i try connecting to the Granville-Philips 350 Ion Gauge with the labview programm with the VISA it gives the error.Is my concern right that LabVIEW cant establish a proper connestion to the Ion...
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RS-485, Unable to generate desired serial data frame
Hi Reader, Hope you are doing good, I am trying to communicate to a feedback device which I believe, follows UART based, 2-Wire, RS-485 communication at 9600 Baud. I went through some examples and...
View ArticleDrivers created by company only will work with one VISA resource (COM)
Hi, I have a bank of syringe pumps I am trying to control using the drivers created by the company who manufactured the syringe pumps. Chemyx. I have a case structure with a flat sequence structure...
View ArticleWill NI release a .NET Standard version of the NI-VISA .NET library?
I am in general very interested to know of NI's plans to move it's .NET DLLs to .NET Standard such that the DLLs can be run both under .NET Framework and .NET 5 (this is the new name for .NET Core). I...
View ArticlePXIe-8431 data corruption with parallel channel access
I am using a PXIe-8431/16 module for serial communication with multiple devices. The PXIe-8880 controller is provisioned with NI Linux RT. I am using a C++ application that reads and writes to the ttys...
View ArticleHow to sniff sent data over GPIB bus?
Hello,a customer is using an old MS-DOS measurement program (no sourcecode available) which is talking to an GPIB instrument.How can i grab the SCPI data that is sent through this bus using a laptop...
View ArticleHow to open case of GPIB-USB-HS+
Hi all,Following my recent experience with the serial EEPROM in my GPIB-USB-HS losing its memory, I thought I should open up my GPIB-USB-HS+ and take an image of its EEPROM. Unfortunately I've failed...
View ArticleGPIB-ENET 100 - SCPI commnds visible with wireshark?
Hello,i am using a GPIB-ENET 100 interface to send and read SCPI commands an instrument.Does someone know what i see when using Wirkeshark? Are the sent SCPI commands readable in there? Or is it...
View ArticleCannot Open TCPIP SOCKET to a Device I can Ping
I'm working on an automated test setup for some products our company makes, and part of that setup includes communicating via TCP/IP with an NHR4700 resistive load bank. This thing has been the cause...
View ArticleMeasurement issue with Keysight DAQ 34970A
Hi all, We run a self-written Labview software (version 2014) using a Keysight 34970A DAQ on our production floor. The system worked perfectly, but we've seen two failures at one work station for a...
View ArticleOperating issues with calibrator Fluke 5720A
Hi. I'm using a usb-gpib-hs to communicate with a Fluke 5720A through a self written code with pyVisa. I'm having trouble when i try to apply voltages above 22V, i'm able to put the voltage value in...
View ArticleSamples collected in pc from USRP receiver port
Hi, I am collecting IQ samples at the receiver port of USRP-2900. Now, do these sample values represent the voltage levels or is there any any conversion to be done? I am asking this because when I am...
View ArticleROI when using IMAQdx
Hi, I am trying to control a camera (FLIR, Grasshopper 3) via LabView, using IMAQdx. I can get it to work with default settings but when I try to change the ROI, I get an error message that 'the...
View ArticlePower Meter and LabView
Hi everyone, i am following a project in the company where we have a Schneider Power Meter model iem 2155 and it is connected via usb/rs485 to a pc, I wanted to know if you know a "universal" project...
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