VOOK
DIGITAL RECORDING
EVD042, EVD 082 & EVD162 Version 2.05
9
16CH
Item
Interface
Description
1
VIDEO IN
16ch video input
2
AUDIO IN
4ch audio input
3
V-OUT
1ch video output
4
A-OUT
1ch audio output
5
VGA
VGA monitor
6
NETWORK
RJ45 for internet
7
USB/ MOUSE
First USB for backup or upgrade system of DVR
；
Second
USB for mouse
8
ON/OFF
Power supply switcher
9
DC-12V
Power adaptor port
10
ALARM IN
：
4CH alarm input port
RS-485
：
A, B
ALARM OUT: N1 N2 for alarm output port, every channel
connect C and O;
port is for GND;
8
ON/OFF
Power supply switcher
9
DC-12V
Power adaptor port
10
HDMI
HDMI interface
11
TALK
AUDIO TALKBACK
12
ALARM IN
：
16CH alarm input port
RS-485
：
A, B RS485-S A,B
ALARM OUT: N1 N2 for alarm output port, every channel
connect C and O;
port is for GND;
VOOK
DIGITAL RECORDING
EVD042, EVD 082 & EVD162 Version 2.05
10
2.1.3 Alarm input port
8chanel alarm input, the mode of alarm input is no restriction (possible is normal open also normal close);
the GND alarm detector connect to COM under parallel connection (the power of alarm detector supply by
external power supply;
the ground terminal of alarm detector join-up in parallel with DVR;
the NC of alarm detector connect with the input end (alarm) of DVR;
when you want to reset the remote alarm of triggered , the +12V power supply of alarm detector supply by DVR,
for example, smoke detector.
When you select the external power supply, please share the GND with DVR;
Alarm input circuit:
Alarm inlet connection:
2.1.4 Alarm output port
4 way switching value alarm output, selectable in normally open contact, also selectable in
normally
closed
contact, the external
alarm device should
be need Vcc;
