Inline, Bus coupler, Modbus/TCP(UDP), RJ45 socket, Digital inputs: 8, 24 V DC, 3-conductor, Digital outputs: 4, 24 V DC, 500 mA, 3-conductor, Transmission speed in the local bus 500 kBit/s / 2 MBit/s, Degree of protection IP20, including Inline connectors and marking fields