Set Digital Out as Open Collector in NI MAX
I am not sure where the best place for this post should go since there isn't a NI MAX Board: Is there a way to set a digital out as an open collector (assuming device supported) through NI MAX? Via...
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cDAQ 9181 NI 9239
Hi I have a cDAQ9181 with a NI 9239 device inside as a network device. When I attach the cDAQ9181 to our corporate network the Measurement & Automation Explorer has no problem in finding the...
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PXI 6225 self calibration error 201294
Hi, I try to revive a few PXI-6225 M series DAQ cards, which were on the shelf unused for a number of years. I can read voltages on a the AI channels (I used a voltage source and shorting of analogue...
View Articleusb 6212 no power
I have a USB 6212 device which seems to have developed a problem. The device does not power up on connecting to the laptop USB port. I have tried to change the cable but the problem persists. The LED...
View ArticleFaulty readins when input voltage is above 1.1 VDC
i have a NI USB 6351 multifunction DAQ unit that has been working fine up uintil today. Now I am getting strange behavior. Wondering if anyone has any ideas what could be up. I am using the...
View Articlecustom pcb for National Instrument PCI-6221 and PCIe-6321
Background information:Build a custom test bench system with two PCIe-6321 national instrument DAQ Card connected together. Last year I build a custom test bench system with two PCIe-6321 national...
View ArticleHow to Pause an Unpause two synchronized AO and AI tasks, everyN, using only...
I'm using DAQmx with Python on a USB 6363.I currently have AO an AI tasks synchronized as per the example code, "SynchAI-AO.c". However I'd like to be able to pause the task every N samples so I can go...
View Article블랙썬카지노／／【ＡKＣ8８8、C０M】＼＼명품카지노
블랙썬카지노／／【ＡKＣ8８8、C０M】＼＼명품카지노블랙썬카지노／／【ＡKＣ8８8、C０M】＼＼명품카지노블랙썬카지노／／【ＡKＣ8８8、C０M】＼＼명품카지노블랙썬카지노／／【ＡKＣ8８8、C０M】＼＼명품카지노블랙썬카지노／／【ＡKＣ8８8、C０M】＼＼명품카지노블랙썬카지노／／【ＡKＣ8８8、C０M】＼＼명품카지노블랙썬카지노／／【ＡKＣ8８8、C０M】＼＼명품카지노블랙썬카지노／／【ＡKＣ...
View ArticleIs it possible to maintain the last AO value after the DAQmx task is done on...
Hi all, I use the device DAQ USB-6341 to generate the desired voltage waveform by the "finite samples" sample mode.I notice that the channel resets to zero volts after the DAQmx task is done and the...
View ArticleSaving DAQ logged TDMS file in Modified TDMS File
Dear, Measurement Background:I had done measurement NI DAQ unit (Model: PXI1033, with NI-6143 measuring unit). Measurement type is Voltage.I am saving the measurement file in to *.tdms file. I want to...
View Articledaqmx usb 6343
hi i am using a usb 6343 cardhow can i mantain the ao value after the task close thanksdavid
View Articleusb 6211 low pass filter c
I have a USB-6211 DAQ and am looking to add a lowpass filter at 1Hz. The code below shows my current implimentation however I am not sure what I am doing incorrectly as the filter is not being applied....
View ArticleDynamically updating output waveform in .NET
Hello, I would like to output a waveform and update its characteristics with minimum delay possible (without stopping the task). So I tried to use EveryNSampleWritten event to trigger a...
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How to wire a 2 wire loop pressure transducer to NI 9949 RJ-50
I am new to NI and data logging. I want to connect a 4/20mA, 2 wire loop-powered pressure transducer to an NI 9949 RJ-50 screw terminal ... which will then connect to an NI 9237 input module. The NI...
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calibration of different channels of a daq to different values
I need to calibarte different channels of a daq. how i can do this. IN this VI all the channels are prescaled to a same prescribed value. But how to calibarte different channels of a daq to different...
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Fgen : Synchronisation + Delay insertion
Hello everybody ! I have a PXI system in which I have a 5422 FGen allowing me to generate a "10 periods sinusoidal burst".The 5422 FGen also has the following connections : ch0 ; Clk in ; PFI 0 ; PFI 1...
View Articlevoltage change in NI PCI 6110 causes jumps
Hello!We are using NI PCI 6110 along with BNC 2110 to measure signals from 2 identical detectors (signals are slightly different; in a range 0.2-5V). We get signals from the detectors, subtract...
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long non periodic signal generation
Hello, I am starting with daq so sory if question is obvious In my project I have to set very long output controll signals (non periodic) at very low rate ( 1 sample per 5 sec) and acquire data at...
View Articlegenerating two triggers with delay
Hi, I need to generate two digital output triggers: for example, one trigger in channel 0 and the other in channel 1 with 0.25msec delay.I'm using USB-6001 and looking for VC++ sample for a similar...
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