Siemens SIMATIC NET PROFIBUS User Manual

Page 114

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Passive Components for RS-485 Networks

4-16

PROFIBUS Networks SIMATIC NET

6GK1970-5CA20-0AA1 Release 2 05/2000

Figure 4-8

Example of Using the PROFIBUS Trailing Cable in a Drag Chain

Segment Lengths

Due to the increased loop resistance, somewhat shorter segment lengths are
permitted at low transmission rates (see Table 3.1). At transmission rates

≥

500

Kbps, the trailing cable has the same values as the standard LAN cable.

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