http://ohm.ni.com/advisors/crio/page...p/p/pcat/15288
I believe this is the base model of the the FRC-II, and the 9074 was the base model of the eight slot.
A clarification to other posts -- the controllers are essentially OEM specialized versions of a standard NI cRIO. They are not custom designed. The custom parts are the PD and breakouts.
Greg McKaskle