Question
Which devices are typically unidirectional 'send-only' KNX RF devices?
Answer
C — Battery-operated sensors and detectors such as push-button transmitters, binary inputs and door/window contacts
Correct: send-only unidirectional devices are mainly battery-operated sensors/detectors like hand-held or wall transmitters, binary inputs and door/window contacts.
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An error or unclear wording? Report this questionAll proposed choices (exam context)
- A.Mains-powered relay actuators controlling lighting
- B.Media couplers linking RF to TP
- C.Battery-operated sensors and detectors such as push-button transmitters, binary inputs and door/window contacts✓
- D.KNX RF repeaters
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