Dahua DHI-VTO2000-A-2-S, User Manual

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5
Rear Panel
Ref Name Description
1 Tamper alarm
VTO sounds an alarm and sends an alert to the
management office if it is being removed from the wall
by force.
2 Access output port Used to connect to door locks.
3 Ethernet port Connects to the network via an Ethernet cable.
4
Access input port Used to connect to door locks.
5
Power port Inputs 12V DC power to the VTO.
6 Analog signal port Used to connect VTO to an analog device.
7 RS-485/RS-422 port Used to connect VTO to an RS-485 or an RS-422
device.
2.2.1 Access Control Input and Output Port
Use this port to connect the VTO to door locks. The connection method varies with different
locks: Electronic Locks, Solenoid Locks, and Motorized Locks.