Controller for an existing DMX system. It operates without memory function, but is connected at all times to a computer. It is ideal for checking, commissioning or (re-)addressing DMX receivers such as fm s.line 101 RGB. All 512 channels of the DMX protocol can be accessed with one device. With a USB port for the computer and 5-pole XLR socket for any DMX receiver, the fc DMX 512u is the ideal interface between a computer and lighting system.