How Are the Various Components of a CompactRIO Grounded?
I have a CompactRIO with various modules installed. How are the modules grounded in relation to the chassis and controller? How does the chassis ground relate to the power supply input and module grounds? ...
Error -63195 While Running FPGA VI in Interactive Mode
I have a CompactRIO system and am trying to run an FPGA VI in interactive mode by clicking on the Run button of the VI. The VI seems to compile and download successfully, but as soon as it starts running ...
Why Does My NI 9237 Not Sample Below 3.846 kHz?
I am trying to program my NI 9237, in a CompactDAQ, to use a sample rate below 3.846 kHz. The actual sample rate is coerced to 3.846 kHz and the one that I programmed is not used. I know that the NI ...
How Can I Trigger a NI 9233 or 9234?
The NI 9233 and NI 9234 do not support digital or analog triggers. How can I trigger acquisitions on either of the modules?
NI-VISA Error 0xBFFF00A7 from Real-Time Target
I receive the following error from my real-time target in LabVIEW or Measurement & Automation Explorer (MAX): VISA Error 0xBFFF00A7 (-1073807193) The remote machine does not exist or is not accepting any ...
Why Isn't the CompactRIO Controller Status Light Lit During Boot-up?
While my CompactRIO (cRIO) Controller boots, the Status light does not light up and the controller takes several minutes to boot up. I have looked in the manual, and it indicates that the Status LED should ...
Can I Use the 9403 to Output a Counter Signal?
I have a 9403 C-Series module and I wish to access the Counter PFI lines, but for some reason the DAQ Assistant doesn't allow me to select a Counter, why is this?
Why Does the FPGA DC and RMS Measurements VI Return Zero?
I am using the DC and RMS Measurements VI included with LabVIEW FPGA. I used the configuration window to set the correct measurement time and sample rate. However, the output is almost always zero. ...
Actual Excitation Voltage of NI 9237 Differs from Specified Voltage
When creating a DAQmx Task for Strain or Custom Voltage with Excitation with the NI 9237, the excitation voltage that I specified in the task is not the same as I measure across Ex+ and Ex-. For example, ...
How Can I Ensure that My CompactRIO Module Is Powered On?
This Document is not yet Rated Rate this Document How Can I Ensure that My CompactRIO Module Is Powered On? Hardware: CompactRIO>>Chassis (Backplanes) Problem: How do I make sure that my CompactRIO(cRIO) ...
Benefits of the NI 9237 for Bridge-Based Sensors
This Document is not yet Rated Rate this Document Benefits of the NI 9237 for Bridge-Based Sensors Hardware: CompactDAQ>>Analog Input Modules>>NI 9237 Problem: What are the benefits of using the NI 9237 ...
Unexpected Current Reading on the NI 9505
I am not seeing my expected current from the FPGA Current Sense I/O node during the low time of my PWM. Why can���t I read the current when the PWM is low?
Which SD Cards Can Be Used in the NI 9802?
I have the NI 9802 secure digital removable storage module for the CompactRIO. Can I use any SD card or do I have to use the NI-recommended industrial grade SD Card? What sort of things should I be considering? ...
Noisy Readings on the NI 9205
11 ratings: 4 out of 5 Rate this Document Noisy Readings on the NI 9205 Hardware: CompactDAQ>>Analog Input Modules>>NI 9205, CompactRIO>>Analog Input Modules>>NI 9205 Problem: I am seeing spikes ...
Noisy DC Power Can Cause Unpredictable CompactRIO Operation
My CompactRIO System is behaving in an unexpected manner. Sometimes it reboots randomly or even fails to boot at all. It is powered off a vehicle's power supply. What is happening?