Alarm In/Out - Santec SDVR-9/X-S User Manual

2.3 ALARM In/Out

The pin assignment of the female DB-25 alarm I/O connector is listed as follows.
Pin#
1
GROUND
2
DISK FULL (OUTPUT)
3
ALARM2 OUT (OUTPUT)
4
RECORD IN (INPUT)
5
ALARM1 IN (INPUT)
6
ALARM3 IN (INPUT)
7
ALARM5 IN (INPUT)
8
ALARM7 IN (INPUT)
9
ALARM9 IN (INPUT)
10
NO CONNECTION
11
NO CONNECTION
12
NO CONNECTION
13
NO CONNECTION
NOTE: THIS FIGURE IS THE REAR VIEW.

GROUND: Ground Contact.

DISK FULL (OUTPUT): This is a disk full output trigger. Connect this to external devices
such as buzzers or lights. (

ALARM OUT (OUTPUT): This is an alarm output trigger. Connect this to external devices
such as buzzers or lights. (

RECORD IN (INPUT): This pin connects to a record trigger device for starting a record.
(

ALARM RESET (INPUT): This pin connects to an alarm-clear device for clearing an alarm.
(

ALARM IN (INPUT): This is an alarm input (for each channel) that can be programmed in
the menu system to Normally Open or Normally Closed. (
13 12 11 10 9 8
25 24 23 22 21
alarm I/O
Pin Assignment
5V
)
0V(Active)
5V
)
0V(Active)
7 6 5 4 3 2
20 19 18 17 16 15
Pin#
14
RESERVED
15
ALARM1 OUT (OUTPUT)
16
ALARM3 OUT (OUTPUT)
17
ALARM RESET (INPUT)
18
ALARM2 IN (INPUT)
19
ALARM4 IN (INPUT)
20
ALARM6 IN (INPUT)
21
ALARM8 IN (INPUT)
22
NO CONNECTION
23
NO CONNECTION
24
NO CONNECTION
25
NO CONNECTION
5V
)
0V(Active)
5V
)
0V(Active)
12
1
14
Pin Assignment
5V
)
0V(Active)