Serving as master controller for off-highway machinery equipment, CANLink graphical system monitor has color graphical display for real-time system performance information. SAE J1939 and ISO 11783-compliant system has either 9 or 5 color-coded pushbuttons for variety of operations. It operates from -40 to +70°C both in-cab and out. Monitor/controller has CAN ports, USB ports, NTSC video capability, real-time clock, GPS capability, and safety interlock features.