Solution
You can display 24-bit data using an indicator with 32-bit representation. You can append another 8-bit with zero. After that use Join Numbers function to combine the data and display it as shown below:
Note: This image is a LabVIEW snippet, which includes LabVIEW code that you can reuse in your project. To use a snippet, right-click the image, save it to your computer, and drag the file onto your LabVIEW diagram.