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Pilot tone detection on 100 V loudspeaker lines
Voltage free switch 200 V 1 A and LED indications of pilot tone
Daisy chainable for monitoring multiple zones on a single input contact
Pilot tone detection on 100 V loudspeaker lines
Voltage free switch 200 V 1 A and LED indications of pilot tone
Daisy chainable for monitoring multiple zones on a single input contact