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Appendix B: External Alarm & RS485
In addition to the motion detection executed by the internal software application, the product can
connect to external infrared detectors, beepers, and smoke detectors. For more information about
these external devices, contact to your local retailer, dealer or installation service provider. This
product provides a standard Alarm I/O for you.
This product is provided with 4 x DI (Digital Input), 4 x DO (Digital Output), 1 x external DC12V and
1 x RS485, please see the detail illustration as below:
Pin Function
Pin
Function
01
Alarm Input 01:#1 (A) Max DC 50V
13
Alarm Output 09:#1 (N.C.)
02
Alarm Input 02:#1 (K)
14
Alarm Output 10:#1 (COM) Max DC24V1A
03
Alarm Input 03:#2 (A) Max DC 50V
15
Alarm Output 11:#1 (N.O.)
04
Alarm Input 04:#2 (K)
16
Alarm Output 12:#2 (N.C.)
05
Alarm Input 05:#3 (A) Max DC 50V
17
Alarm Output 13:#2 (COM) Max DC24V1A
06
Alarm Input 06:#3 (K)
18
Alarm Output 14:#2 (N.O.)
07
Alarm Input 07:#4 (A) Max DC 50V
19
Alarm Output 15:#3 (N.C.)
08
Alarm Input 08:#4 (K)
20
Alarm Output 16:#3 (COM) Max DC24V1A
09
DC12V:
+
(100 mA)
21
Alarm Output 17:#3 (N.O.)
10
DC12V:
-
(100 mA)
22
Alarm Output 18:#4 (N.C.)
11
RS485 RT: Transmit Date
23
Alarm Output 19:#4 (COM) Max DC24V1A
12
RS485 RX: Receive Date
24
Alarm Output 20:#4 (N.O.)
Attention:
Please do not connect the Pin 09 and Pin 10 to other devices. Incorrect connection may cause
short circuit and damage to the camera and people.