Question

In an E-Mode communication diagram, what do symbols WITHOUT a coloured background, placed on or beside the product, indicate?

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Answer

A — The product is sending telegrams.

Correct: symbols without a coloured background, on or beside the product, indicate sending telegrams.

Source

KNX Basic Course Documentation — 5.2 — p. 154

All proposed choices (exam context)
  1. A.The product is sending telegrams.
  2. B.The product is receiving telegrams.
  3. C.A wired, local-operating function.
  4. D.A faulty communication object.
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Last updated: 19 May 2026

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