A2. Models With Hd Video Output - Avtech avc792pv Bedienungsanleitung

A2. Models with HD video output

‧ With 9-pin external I/O block
9
PIN
1
2
3
4
5
6~9
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8 7 6 5 4 3 2
External I/O Block
FUNCTION
GND
GROUND
RS485-A
RS485-B
Under the normal operation, COM disconnects with NO. But when any
EXTERNAL ALARM
alarm is triggered, COM connects with NO.
COM
Attention: The voltage restriction is under DC24V 1A.
Under the normal operation, COM disconnects with NO. But when any
EXTERNAL ALARM
alarm is triggered, COM connects with NO.
NO
Attention: The voltage restriction is under DC24V 1A.
Connect ALARM INPUT (PIN 6 -- 9) and GND (PIN 1) connector with
wires. Once an alarm is triggered, the DVR will start recording and the
buzzer will be on.
ALARM INPUT
*
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1
DESCRIPTION
PIN Alarm Corresponding video channel
PIN 6 1 CH1
PIN 7 2 CH2
PIN 8 3 CH3
PIN 9 4 CH4
76
APPENDIX 6 PIN CONFIGURATION