Question
What determines the permissible distance between two power supply units in one line?
Answer
C — The manufacturer's instructions
Correct: The table says the distance between two supplies is set by the manufacturer's instructions.
Source
KNX Basic Course Documentation — 12.1 — p. 53
All proposed choices (exam context)
- A.A fixed KNX limit of 350 m
- B.A fixed KNX limit of 700 m
- C.The manufacturer's instructions✓
- D.A fixed KNX limit of 1000 m
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