LabImage provides a built-in TWAIN access to e.g. scanners. This modul can only be used with 32 bit system on windows. To use the TWAIN module make sure you have installed 32 Bit Labmage. The operating system can be 64 bit.
Same applies for sepcific modules as for Bio-5000 (Microtek).
This hint applies for any LabImage version as follows: