SC Burglar Alarm Practice Questions - South Carolina Burglar Alarm Contractor Examination Exam

How does a multiplex or addressable intrusion bus differ from a conventional hardwired zone?

Each addressable device has a unique ID so many sensors can share a data/power pair, whereas a conventional zone is one electrical loop Addressable devices never need power Conventional zones cannot use end-of-line resistors Multiplex wiring must be 120-volt Type NM

Correct Answer:

Each addressable device has a unique ID so many sensors can share a data/power pair, whereas a conventional zone is one electrical loop

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