Users are not required to have stepper motor driving or CAN protocol knowledge. UIM2501 is compact in size. The enclosure is made of die-cast aluminum to provide a rugged durable protection and improves the heat dissipation.there is no need to deal with the complicated CAN protocol, no worry about the communication distance and noise immunity. One UIM2501 controller can network with up to 100 UIM242XX controllers. Interfacing the UIM2501 is simple intuitive and fault tolerating.