Avtech AVD717ZD Quick Start Manual - Page 14
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5. PIN CONFIGURATION
When the magnetic contact is opened, the alarm will be triggered and the recording is on. At the same time, COM
connects with NO and the siren with strobe starts wailing and flashing.
NOTE: Please go to MENU -> ADVANCE -> DETECTION -> DETECTION SETUP, and set ALARM to LOW on the
local machine.
PIN
FUNCTION
GND
1
ALARM INPUT
2~9
PIN OFF
10
11
TXD232
12
RS485-A
EXTERNAL
13
ALARM NO.
PIN OFF
14
15~22
ALARM INPUT
23
RXD232
24
RS485-B
EXTERNAL
25
ALARM COM
GROUND
When connecting the wire from ALARM INPUT (PIN 2 -- 9) to GND (PIN 1) connector, DVR
will start recording and the buzzer will be on.
Using RS-232 serial communication signals, DVR can be controlled remotely by the
keyboard of PC
Using RS-485 serial communication signals, DVR can be controlled remotely by the
keyboard of PC
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.
When connecting the wire from ALARM INPUT (PIN 15 -- 22) to GND (PIN 1) connector,
DVR will start recording and the buzzer will be on.
Using RS-232 serial communication signals, DVR can be controlled remotely by the
keyboard of PC
Using RS-485 serial communication signals, DVR can be controlled remotely by the
keyboard of PC
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.
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DESCRIPTION