ProfiHub B5+ / B5+RD User Manual
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Version 2.0 – July 2014 Page 45 / 56
ProfiHub-B5-Plus-Manual-EN.docx © PROCENTEC 2014 - Copyright - all rights reserved
Stub line See Spur line.
Tbit See Bit Time.
Termination A (powered) resistor network at both ends of a segment to prevent
reflections (with PROFIBUS DP the termination must be powered).
Topology In a communications network, the pattern of interconnection between
network nodes; e.g. bus, ring, star configuration.
PI PROFIBUS International.
The International PROFIBUS Organization based in Karlsruhe.
PNO PROFIBUS Nutzer Organization.
The German PROFIBUS Organization based in Karlsruhe.
Drop cable See Spur line.
Reflection Part of the original signal that is transmitted back along the cable. It corrupts
the original signal.
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