Dahua VTO5000 Series Manuale d'uso - Pagina 11

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3.4 Unlock

3.4.1 Unlock Interval

In VTH menu, set unlock interval, max 25s.

3.4.2 Unlock under Connecting Status

Under connecting status, VTH can remotely unlock door. VTO will return to standby

interface after call ends or countdown stops.

3.4.3 2.4.2 Unlock under Calling Status

Under calling status, VTH can remotely unlock door. VTO will return to standby

interface after call ends or countdown stops.

3.4.4 2.4.3 Unlock under Monitoring Status

Under monitoring status, VTH can remotely unlock door. VTO will return to standby

interface after call ends or countdown stops.

3.4.5 2.4.4 Unlock via IC Card

By swiping authorized IC card, you can unlock door after local verification.

Note: For Model C product, only VTO5100C has unlocking function via swiping card.

3.5 2.5 Compensation of Light

In dark environment or at night, the VTO adopts auto photoreception technology

which achieves LED compensation in monitoring, connecting, call and alarm statuses.

3.6 2.6 Vandal Proof

There is one channel of vandal proof which will generate alarm sound and the alarm

plus video will be reported to VTH once VTO is forced to leave the wall.