Standard Network Interface Module STB, Profibus DP, 9,6 kbit/s. product or component type: standard Network Interface Module – integrated connection type: Profibus DP conforming to DIN 19245 part 1 and 3 8-way female (RS232 port), Profibus DP conforming to DIN 19245 part 1 and 3 9-way female RS485 SUB-D 1 twisted shielded pair (bus), Profibus DP conforming to DIN 19245 part 1 and 3 HE-13 (RS232 port) – number of segments: 1 primary, maximum 6 extensions – number of slave: 125 – transmission rate: 12 Mbit/s for bus length of 0…200 m, 12 Mbit/s for bus length of 0…800 m with 3 repeaters, 9.6 kbit/s for bus length of 0…1200 m, 9.6 kbit/s for bus length of 0…4800 m with 3 repeaters – structure type: industrial field bus DP V.0.