Question

What does the value L = 0 address in a KNX individual address?

KNX BasicLearnKNX TopologyMedium
Answer

C — The main line of the respective area.

Correct: page 67 - L = 0 addresses the main line of the respective area.

Source

KNX Basic Course Documentation — 3.5 — p. 67

All proposed choices (exam context)
  1. A.The first bus device of the line.
  2. B.The backbone line of the installation.
  3. C.The main line of the respective area.
  4. D.The line coupler of the line.
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Last updated: 19 May 2026

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