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Appendix
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The maximum length of a bus segment depends on the baudrate used, see
the following table.
Baud rate in kBit/s
Max. distance in m
9,6
1.200
19,2
1.200
93,75
1.200
187,5
1.000
500
400
1.500
200
3.000
100
6.000
100
12.000
100
Table 59: PROFIBUS Segment Length in Dependence of the Baud Rate
The following table contains the most important electrical dsata concerning
PROFIBUS certified cable:
Parameter
Value
Impedance
135…165 Ω
Capacity
< 30 pF/m
Loop resistance
110 Ω/km
Wire gauge
0,64 mm
Table 60: Characteristics of PROFIBUS certified Cable
netTAP NT 50 | Gateway Devices
DOC091202UM02EN | Revision 2 | English | 2010-09 | Released | Public
© Hilscher, 2010