Sync 9215 ai and 9263 ao in cDaq-9174 chassis
I have a cDAQ-9174 chassis with 9215 ai, 9263 ao, 9481 relay and 9211 temperature modules. I develop in C++ with the NI-DAQmx ANSI C lib. Is there a way to sync ai and ao without, say, a hardware...
View ArticleHow to save files as .csv
Hi, I am using " writing to a measurment file" and by defult files are saved as ".lmv " . How can I change this to save by " .csv" by defualt. THANKS!
View Articlevibration sensor gives no value after sometime
Hello I am using NI PCI-6024E card for acquiring voltage using vibration sensor(KS80D).First when I start to acquire values from Vibration sensor, it gives me data fbut after some reading it gives...
View ArticleHelp with NI-DAQ Example C Code
This has been copy and pasted. I think I made my original post in the wrong section! http://forums.ni.com/t5/LabVIEW/Help-with-NI-DAQ-Example-Code/td-p/2524308 Hi. I've just started working with the NI...
View Articleclock generator and 6501
Dear Sirs, In my application I need three 8-bit ports. My boss bought a 6501 USB device and I communicated with it and it works properly.Now it occurs that I need one clk output to establish 3 clk...
View ArticleError 214220712
Hello, I developed an application for a customer. It has been running successfully for years. The other day the attached error occurred (Error -2147220712 occurred at DAQmx create channel). We...
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Scaling inside LabVIEW DaqMX Task isn't scaling correctly
I am reading from a physical channel, scaling that reading and outputting to a indicator on the screen. If I don't scale the channel it is output 3.07 volts (this shows the same in MAX also). Take a...
View ArticleAcceleromter strange results ( Using NCXI 1531)
Hi everyone, I am new to LabVIEW so please ignore any stupid mistakes :) So I am using NCXI ang Meggitt 780b and pcb 302A acceleromters to measure vibration of a small structure. I set up both...
View Articleinterface solution for switch from 100 pin 6031e to (2)68 pin ni pxi 6225
We have several aging ovens with six aging boards each that we use to age capacitors. To sample current of the capacitors as they are aging we currently use six NI 6031e multifunction DAQs, one for...
View ArticlecDAQ-9184 AI-AO data delays
Hi, I have cDAQ-9184 chassis with two modules installed: NI 9215 (AI) and NI 9263 (AO). AO generates 5kHz signal and AI acquires it. In the beginning everything is fine, but after 20-30 seconds it has...
View Articleusb-6289 DAQmx Start delay in program
Hi! Everybody Help me with this problem. i have a new DAQ is USB-6289. i'm only looking for multiply AI by a decimal factor, after put this result on AO. for example ao0=ai0 * x i want to do this in...
View ArticleChassis 9172 8-slot Timer/Counter Module needed
We would like to read 3 pulse genetations (contact pulses) from different devices.We have Chassis 9172 and we have been told to use the slot 5 or 6 for that purpouse. the manual says that we can read...
View ArticleNI-daqmx executable/can't launch
Hello, What is the NI-daqmx 9.6 executable filename and typical path. I'm concerned my installation is incomplete. There is no executable in my ..\NI-DAQ folder (which contains a 9.6 readme), only...
View ArticleAcquiring data from external device that uses RS-485
I am currently using a 9174 cDAQ device. I am trying to connect the cDAQ to an external source that communicates through a RS-485 serial cable. I have spoken with a few representatives from Lawbview...
View ArticleRepairing PCI-6025E analogue inputs
Hello, I have an old NI PCI-6025E that pasees all the self diagnostic tests (DAQ Diagnostic Utility) and will self-calibrate, but actually doesn't work in practice: Specifically:-digital I/O works ok....
View ArticleNo pulse otput/pulse count is done in counter of pcie-6320
hello allIm using pcie-6320 in my application to generate set of pulses using the counter i/o.Even when i try to generate/count pulses using MAX ,i coundnt find any output ,im watching the I/O using...
View ArticleDAQmx directory in vi.lib missing from older Labview. How do I get it back?
I have Labview 2012 and 8.6 on my computer. When I updated to the latest DAQmx driver version, the DAQmx directory is in Labview2012\vi.lib fine. But the same directory that used to exist in the...
View ArticleDriving multiple LEDs with 6210
Hi, I need drive 4 red LEDs with the signle digital output port of USB-6210. I'm wondering if it is possible some how drive the LEDs without using a transistor? Thanks.
View ArticleHow to find out if device is plugged in
I would like to check if a device (USB-6210) is plugged in using the C API, but I could not find any suitable function for this. Can anyone help me?
View Articleconnecting PCI6229 to CB-68LPR
Hi all forum members. I would like to ask if I can use the 182482C-01 / 182482A-01 cable to connect the PCI-6229 to the CB-68LPR breakout board. Thank you.
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