USB-6009 Digital Output Current
Hi, I'm trying to increase the voltage of the digital outputs of USB-6009 device. I read a couple topics about using a relay but I could not manage it. I was thinking to use 5V supply on the card since...
View ArticleTiming gap in onboard looping in the PCI 6543
I want to do onboard looping in the PCI 6543. Is there any timing gap between the loops? Within each loop, the board updates data with each clock strobe. After finishing the last sample of a loop, will...
View ArticleOperator interface switch to control SSR NI9485
I am struggling to control a SSR module from Signal Express. The setup is a cDAQ9188 chassis and NI9485 8ch SSR module switching a 10v supply. I have a DAQmx Gen - Digital line output set to control...
View ArticleUSB6009 vs 6001
Hi, I have a doubt about these two hardwares. If I change a 6001 for a 6009 in my program does it works? Do I need any new firmware or change in my program?
View Articlelinux driver
Hello, I am trying to install the proper driver for the USB-6501. I used the iso file from the link below. http://www.ni.com/download/ni-daqmx-base-3.7/4269/en/ My system said that the install was...
View ArticleNI-7854R Slew Rate Ajustment
Is there a mechanism through witch I can change the slew rate of the digital output pins on the N-7854R, or any of the RIO cards ?
View ArticleDigital Input Current Limits
Hello, After reading all that manuals and specifications, I decided to ask a general question. In the datasheets, user guides that I read, generally there are two warnings for DIO:-Do not connect...
View ArticleNI 9219 Chanel out of order
Hi, we're using NI 9219 + NI cDAQ-9181 on several production equipments to measure voltage and current on the produced parts. We're currently facing several chanel breakdown on different equipments. We...
View ArticleBasic Rundown of Digitial IO Techniques with Examples.
Hey Folks: I seem to be orbing around a solution to what I need, but always run into an error, that it seems nobody else is running into. I think I'm missing something. Trying to do digital input...
View ArticleClik here to view.
What is the max sample clock using the Shielded Single-Ended Flying-Lead Cable
Hi What are the max practical limits for the sample clock using the Shielded Single-Ended Flying-Lead Cable? I am playing with the Labview embedded example "Dynamic Generation and Acquisition Source...
View ArticleControlling MAX 5483 Digital Pot using SPI and NI 9474 in cDAQ 9188
Hi,I am attempting to control a 10k MAX 5483 digital pot (http://datasheets.maximintegrated.com/en/ds/MAX5481-MAX5484.pdf) using the SPI interface. I am using the SPI digital waveform library to...
View ArticleHow do I create a very accurate 50 msec pulse with a 1.05 sec period using a...
Using a usb-6536 card I need to create 6 synchronized DIO outputs that output a 50 msec pulse with a period of 1.05 seconds. It needs to have a 10 usec resolution. I have looked at the counter feeding...
View ArticlePXIe support with respest to digital I/O
Hi, I have developed a program for demodulation of RF data stream in FPGA 7999 interfaced with NI tranceiver 5791.Data gets demodulated and than stored to FIFO as required. After acquiring RF data...
View ArticleRead and Write Error D I/O
Hello All,My company recently got a NI cDAQ-9178 with the NI 9403 module and NI 9923 terminal. I am still learning LabVIEW and I need my program to generate a single low pulse when the pulse wave that...
View Articleusb8451 open_drain DO 3.8V i.s.o. 5V
Hey,we want to use the usb8451 device for DO 5V level. (open_drain)We only get 3.8V. How to ? regards,Koen.
View Article4-20ma to rs232 coverter
Please how can i design an electrical diagram for '4-20ma to rs232 coverter' ?
View Article9205 stops working
Hi, I have NI 9205 module in cRIO system. When my VI starts the module work normally (reads two channels every 50 ms). After some time (usually 24 hours) it stops giving data. The only way to restore...
View ArticleUSB-6001 - Change between Open Collector and Active Drive in .NET
Hello, I want to use the digital output of the USB-6001. According the data sheet it can be configured as "Open Collector" or "Active Drive". The default configuration is active drive. How to change...
View ArticleUSB 6501
I'm using the USB 6501 Digital I/O module, NI MAX 14.0.1 Driver, LabWindows/CVI.Why all the outputs / inputs go high state when I restart and bootup my PC.?They should stay at the state that the...
View ArticleError -200077 in DAQmxCfgSampClkTiming
I'm trying to use an NI USB-6002 device as a shutter controller. It should receive a trigger signal input and in response send one or more pulses along its digital output lines. Based on the example in...
View Article