Dahua VTO2202F - Rear Panel

Appearance 3
Rear Panel 2.2
Rear panel Figure 2-2
Table 2-2 Rear panel description
Name
NO
Description
Tamper
switch
1
The VTO would make alarm sound if it is being removed from the wall
by force, and the alarm will also be sent to the management center.
Cable
ports
2
GND: Ground.
+12V_OUT: Output 12V/100ma power.
RS485_B: RS-485 communication.
RS485_A: RS-485 communication.
ALARM_NO: Switch quantity output.
ALARM_COM: Switch quantity output.
EOC2: Two-wire port.
EOC1: Two-wire port.
3
DOOR_BUTTON: Unlock button.
DOOR_FEEDBACK: Door contact feedback.
GND: GROUND.
DOOR_NC: Connected to access controller to control door locks.
DOOR_COM: Connected to access controller to control door locks.
DOOR_NO: Connected to access controller to control door locks.
Ethernet
port
4
Connects to the network with Ethernet cable.
Only VTO whose models end with “P” support PoE.