R701       *Control the ROBOT with a single ROBOT CONTROLLER. ROBOTS must be controlled via 1 programmable ROBOT CONTROLLER. The ROBOT CONTROLLER is the only source of control for the ROBOT actuators and must be comprised of: 

A.      REV Control Hub (REV-31-1595), or

B.      an allowed smartphone Android device connected to a REV Expansion Hub (REV-31-1153)

In addition to A or B, a ROBOT may also contain:

C.      no more than one additional REV Expansion Hub (REV-31-1153).