38 ï Fieldbus Coupler/ControllerFieldbus Coupler 750-306WAGO-I/O-SYSTEM 750DeviceNet3 Fieldbus Coupler/Controller3.1 Fieldbus Coupler 750-306This chapter includes:3.1.1 Description ......................................................................................393.1.2 Hardware.........................................................................................403.1.2.1 View .........................................................................................403.1.2.2 Device Supply ..........................................................................413.1.2.3 Fieldbus Connection.................................................................423.1.2.4 Display Elements......................................................................433.1.2.5 Configuration Interface ............................................................443.1.2.6 Hardware Address (MAC ID) ..................................................443.1.2.7 Setting the Baud Rate...............................................................453.1.3 Operating System............................................................................453.1.4 Process Image .................................................................................463.1.5 Data Exchange ................................................................................473.1.5.1 Communication Interfaces .......................................................483.1.5.2 Memory Areas..........................................................................483.1.5.3 Addressing................................................................................493.1.6 Configuration Software...................................................................513.1.7 Starting up DeviceNet Fieldbus Nodes...........................................513.1.7.1 Connecting the PC and Fieldbus Node ....................................513.1.7.2 Setting the MAC ID and Baud Rate.........................................513.1.7.3 Configuration with Static Assembly ........................................523.1.8 LED Display ...................................................................................563.1.8.1 Node Status ..............................................................................573.1.8.2 Blink Code................................................................................583.1.8.3 Fault Message via the Blink Code of the I/O LED ..................583.1.8.4 Supply Voltage Status ..............................................................593.1.9 Technical Data ................................................................................60