Velleman DVR16H1 User manual - Manual (Page 67)

APPENDIX 6 PIN CONFIGURATION
62
‧ For 8CH Model
* The D-Sub connector shown above is optional.
Siren:
When the DVR is triggered by alarm or motion, the
COM connects with NO and the siren with strobe
starts wailing and flashing.
Magnetic Contact:
When the magnetic contact is opened, the alarm
will be triggered and the recording is on.
PIN FUNCTION DESCRIPTION
1 GND GROUND
2~5 ALARM INPUT
Connect ALARM INPUT (PIN 2 – 5) and GND (PIN 1) connector with
wires. Once an alarm is triggered, the DVR will start recording and the
buzzer will be on.
PIN Alarm Corresponding video channel
PIN 2 1 CH1
PIN 3 3 CH3
PIN 4 5 CH5
PIN 5 7 CH7
*
6 ~ 11 PIN OFF NA
12 RS485-A
13 EXTERNAL ALARM NO.
Under the normal operation, COM disconnects with NO. But when any
alarm is triggered, COM connects with NO.
Attention: The voltage restriction is under DC24V 1A.
14 PIN OFF NA
15~18 ALARM INPUT
Connect ALARM INPUT (PIN 15 – 18) and GND (PIN 1) connector with
wires. Once an alarm is triggered, the DVR will start recording and the
buzzer will be on.
PIN Alarm Corresponding video channel
PIN 15 2 CH2
PIN 16 4 CH4
PIN 17 6 CH6
PIN 18 8 CH8
*
19~23 PIN OFF NA
24 RS485-B
25
EXTERNAL ALARM
COM
Under the normal operation, COM disconnects with NO. But when any
alarm is triggered, COM connects with NO.
Attention: The voltage restriction is under DC24V 1A.