Question

What determines whether one and the same coupler hardware acts as a line repeater, a line coupler or a backbone coupler?

KNX BasicLearnKNX TopologyMedium
Answer

B — The loaded application program and its individual address

Correct: the source states the loaded application and the individual address determine the role.

Source

KNX Basic Course Documentation — 1 — p. 59

All proposed choices (exam context)
  1. A.A physically different model for each role
  2. B.The loaded application program and its individual address
  3. C.Its physical position in the distribution board
  4. D.The colour of its bus terminal
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Last updated: 19 May 2026

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