Approach Tech DVR-3024M, DVR-3024MD manual Alarm In / Out, Above figure is the rear view

Models: DVR-3024M, DVR-3024MD

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1.4 ALARM In / Out

 

 

DISK FULL

 

ALARM RESET

 

 

 

ALARM OUT

RECORD IN

 

 

 

GROUND

5

4

3

2

1

9 8 7 6

ALARM1 IN ALARM2 IN

ALARM4 IN ALARM3 IN

The above figure is the rear view.

1.GND: Ground Contact.

2.ALARM OUT (OUTPUT): This is an alarm output trigger. Connect this to external devices such as buzzers or lights.

5V

0V(Active)

3.DISK FULL (OUTPUT): This is a disk full output trigger. Connect this to external devices such as buzzers or lights.

5V

0V(Active)

4.ALARM RESET (INPUT): This pin connects to an alarm-clear device for clearing an alarm.

5V

0V(Active)

5. RECORD IN (INPUT): This pin connects to a record trigger device for starting a

record.

5V

0V(Active)

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.

5V

0V(Active)

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

8

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Approach Tech DVR-3024M, DVR-3024MD manual Alarm In / Out, Above figure is the rear view