Question

What does a coupler's filter table contain?

KNX BasicLearnKNX TopologyMedium
Answer

D — The active line-crossing group addresses (linked to devices on both sides of the coupler).

Correct: page 69 - the filter table contains the active line-crossing group addresses, i.e. all group addresses linked to bus devices on both sides of the coupler.

Source

KNX Basic Course Documentation — 3.6 — p. 69

All proposed choices (exam context)
  1. A.The individual addresses of all devices on the secondary line.
  2. B.Every group address used anywhere in the installation.
  3. C.The routing counter values for each telegram.
  4. D.The active line-crossing group addresses (linked to devices on both sides of the coupler).
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