Adding delay to finite pulse generation generates error -200305
Hello, Sorry I am relatively new to pulse generation. Please help me understand why I am getting an error -200305 in my example VI Test Pulse Generation.vi when specifying an initial delay. Other than...
View Article6343 syncronizing 3 counter pulse generators
hi all, i am triying to pruduce 3 pulses useing the counter ports, i need the 3 pulsess to have a varable dealy from the first to second and from the first to third pulsees (delay in micro seconds).i...
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6602 6612 difference
While upgrading from 6602 to 6612 I noticed different results when I use the same functions with the same arguments.. While generating single retriggerable pulse, the initial delay of the first pulse...
View ArticleCapturing a time stamp train in .NET from a 6602
I am trying to use a 6602 PCI to collect an array of time stamps of pulses using DAQmx.dll i.e. .NET. c# I have so far used the CountDigEventsBufContinuous_ExtClk.2010 example, and it works without...
View ArticleSynchronizing counter output write to digital output
Hi all, I have a question regarding writing to the counter outputs on a cDAQ-9188 with a NI 9401 module and synchronizing them with a digital output on a NI 9403 module. Currently I am accessing the...
View ArticleCannot synchronize counters on PCI-6602
My experimental situation employs pulsed laser micromachining. The laser is externally trriggered with TTL pulses, but sometimes pulses are not triggered because the external TTL trigger is not...
View Article10V 100ns pulse counter
Hi everybody, Maybe someone can help me with this; I am looking for a piece of hardware that is able to count pulses from 0 to 10V with a duration of 100ns. Is there a compactRIO module that can do...
View Articletwo encoders with 9361
Hello All, This might seem like a very simplistic question, but I've come to the end of my knowledge and require expert assistance. I'm trying to get two quadrature encoders (single ended) working by...
View Articleprogramming pcie6251 DAQ in c++
I am using pcie6251 DAQ. I want to use this DAQ for counting the rising edges of a digital input signal applied as the source signal. I have DAQ M Series user manual which mentions about this...
View Articleimplicit clock overwriting wired sample clock rate
I have one implicit clock and two sample clocks in a VI code. The top section of the code creates a line of square pulses at a “rate of trigger” (implicit clock), the middle section reads APD pulses...
View ArticleProblem with frequency measurement using NI 9401 module
I am trying to measure the rpm of a dc motor by installing a hall sensor across a wheel connected to the motor. The wheel has four small gaps at equal intervals; the hall sensor gets demagnetized when...
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voltage pulse outputted by inductive sensor lowered when plugged to NI 9401...
Hi,We have tested the voltage output the sensor XS618B1PAM12 with module 9401. When unplugged from 9401 the voltage output is approximately 5V and it is indicated by LED light on inductive sensor (see...
View ArticleNeed Recomendation for project
I need 7 Counters, 7 Timers, 16 Digital Inputs, and 2 Digital Outputs. The count rate will not exceed 1,000 per hour. Counts may exceed 10,000 before resetting. Will need software to display counts and...
View Articlealternating inputs using timed loop
Hi, I am trying to supply alternating inputs to an instrument using Labview 2011. I need to supply a value of 1 volt for 10 ms, then a value of 2 volts for 10 ms (then 1 volt and then 2 volts again)...
View ArticleDoes DAQmx allow the counting of edges for multiple PFIs on same Counter?
I'm trying to get an encoder angle measurement. I'm currently having an issue with the built in DAQmx angle measurement channel type, but simply counting edges appears to work. I don't see a way to...
View ArticleEncoder keep resetting if Z phase enabled
Dear all, I'm using NI USB-6341 USB DAQ with Labview 2015. I'm OMRON open collect incremental encoder with 720pulse/rev.I have all Phase A, Phase B, and Phase Z connected to 5V pull-up resistor. I...
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Photon Counting Using Single Photon Counting Module and PCI-6602
Hello all, I am currently working on photon couting program using a single photon counting module (Excelitas) and PCI-6602 connected to BNC-2121. I have taken a look other posts but I still could not...
View ArticlePXI-6602 Generate Quadrature Signals A,B using DAQmx in CVI
Hi, I want to know if it's possible to generate signals for a quadrature encoder... I want to generate Signal A and then Signal B with a 90° of delay from the other and be able to define the number of...
View ArticleHow to use the function of "DAQmxCreateCIAngEncoderChan" to measure the...
hi all,I hope to create an ANSI C program to measure the angular velocity of an electric motor by an normal encoder and a NI PCI card pci6251. However, I find that this card can't support the property...
View ArticleKeeping generated pulses in sync with an external clock
I am using a PCI-6602 card with Windows 7 and the ANSI C library. I need a continous 100 HZ output to remain in sync with an external 1 HZ clock.I started with the example at...
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