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

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What additional supervision does a double end-of-line (DEOL) resistor network provide compared with a single EOL on a normally closed contact?

It lets the panel distinguish a contact-open alarm from a wiring short or open (tamper/trouble) It doubles the detection range of the contact It converts the zone to a Class 1 power circuit It eliminates the need for a battery

Correct Answer:

It lets the panel distinguish a contact-open alarm from a wiring short or open (tamper/trouble)

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