Alarm In/Out - Digimerge DGR204 Installation & User Manual

Four channel networkable digital video recorder
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2.3 ALARM In/Out

ALARM RESET
RECORD IN
5
ALARM1 IN
ALARM2 IN
THIS FIGURE IS LOOKED FROM THE REAR VIEW
1.
GND: Ground Contact.
2.
ALARM OUT (OUTPUT): This is a common alarm output trigger. Connect this to external
devices such as buzzers or lights. Switches Low (GND) (
3.
DISK FULL (OUTPUT): This is a disk full output trigger. Connect this to external devices such
as buzzers or lights. Switches Low (GND) (
4.
ALARM RESET (INPUT): This pin connects to an alarm-clear device for clearing an alarm. Use
a Normally Open switch to GND. (
5.
RECORD IN (INPUT): This pin connects to a record trigger device for starting a record.
Negative Trigger. (
6.
ALARM4 IN (INPUT): This is an alarm input (for CH 4 ), which can be programmed in the menu
system to Normally Open or Normally Closed operation.
7.
ALARM3 IN (INPUT): same as the above, for CH 3
8.
ALARM2 IN (INPUT): same as the above, for CH 2
9.
ALARM1 IN (INPUT): same as the above, for CH 1
DISK FULL
4
3
2
9
8
7
5V
0V(Active)
5V
)
0V(Active)
10
ALARM OUT
GROUND
1
6
ALARM4 IN
ALARM3 IN
5V
)
0V(Active)
5V
)
0V(Active)
)

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