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APPENDIX 6 PIN CONFIGURATION
78
‧
With 6-pin external I/O block
1
2
3
4
5
6
External I/O Block
PIN
FUNCTION
DESCRIPTION
1
GND
GROUND
2
RS485-A
3
RS485-B
4
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.
5
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.
6
ALARM INPUT
Connect ALARM INPUT (PIN 6) 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 6
1
CH1
*
Summary of Contents for DVR8ENT3
Page 55: ...REMOTE OPERATION 49...