PROFIBUS DP Segment Planner

Transmission rate

Max. segment length (type A)
200 m
Bit time
667 ns
Max. nodes per segment
32
Max. repeaters between two nodes
9
Minimum segments
1for 0 stations

Values from the Siemens SIMATIC NET PROFIBUS Network Manual (04/2009) for type A cable and terminators to IEC 61158-2.

Segments in a line

#Length, mStationsRepeatersCheck
1
≤ 200 m0 nodes
Stations (addresses)
0
Total cable
0 m
Repeaters in series
0
The plan is within the limits.

Repeaters count as nodes in each segment they connect. Spur lines should be avoided at 1.5 Mbit/s and above. Special cables with higher loop resistance reduce the lengths.

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