User’s Manual
16
Alarm I/O & RS485
The unit provides an alarm I/O and RS485 port that offers user the flexibility
required to connect the unit to the other device.
Pin
Definition
Pin
Definition
1
Ground
17
Alarm In 1
2
Normal Close 1
18
Alarm In 2
3
Common Node 1
19
Alarm In 3
4
Normal Open 1
20
Alarm In 4
5
Ground
21
Alarm In 5
6
Normal Close 2
22
Alarm In 6
7
Common Node 2
23
Alarm In 7
8
Normal Open 2
24
Alarm In 8
9
Ground
25
Alarm In 9
10
Normal Close 3
26
Alarm In 10
11
Common Node 3
27
Alarm In 11
12
Normal Open 3
28
Alarm In 12
13
Ground
29
Alarm In 13
14
RS485 D+
30
Alarm In 14
15
RS485 D-
31
Alarm In 15
16
Ground
32
Alarm In 16
VGA Out
A VGA output connector is offered for connecting to a VGA main monitor. The
source of image of VGA and BNC main monitor are the same.
RS-232C
The unit provides a RS-232C communication port for sending and receiving
signals.
USB Connector (x2)
There are two USB2.0 ports on the rear panel for users to connect external
USB devices to the unit, such as ThumbDrive
®
or CD-RW.
XDVR2
unit allows users to preset the OSD settings using a USB mouse.
3.
General System Setup
The
XDVR2
DVR allows user to access some general operations through the
