The help file is ULHelp.CHM and, after you have installed the Universal Library from the MCCDAQ CD or download, is located in the InstaCal folder. By default that is: C:\Program files\Measurement Computing\DAQ or C:\Program files (x86)\Measurement Computing\DAQ
A shortcut on the start menu will also be created. Click on: Start, All Programs, Measurement Computing, Universal Library, UL Help
Using the help file, search on your hardware model as its page shows the supported functions and parameters that apply.