Question
Which voltage is used for the KNX TP bus?
Answer
A — 30 V DC
Correct: The documentation states the voltage used for the KNX TP bus is 30 V DC.
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An error or unclear wording? Report this questionAll proposed choices (exam context)
- A.30 V DC✓
- B.24 V DC
- C.30 V AC
- D.230 V AC
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