Do you mean 5.2 or 5.24 (because of Software Renderer) ? if yes then :
http://www.opserver.de/ubb7/ubbthreads.php?ubb=showflat&Number=230008&page=1

get the C# wrapper:
for A7.85.4 and A8.30.4, Version 2.3.9
at http://acknexwrapper2.matthias-auer.net/ or visit the thread