IXXAT USB to CAN V2 professional, 2 x CAN interface High-Speed with Galvanic Isolation (with 2 x RJ45) USB to CAN V2 professional is the recommended IXXAT CAN Interface by MTU for DiaSys.  DiaSys is a Windows®-based software tool that helps technicians communicates with a wide range of MTU engine controllers. DiaSys allows the user to perform required maintenance and servicing tasks, including reading and recording measurement values/process variables.