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Alarm 4 Output (NC)
(Signal GND)
+12 V
Output 4, Normally closed-collector
+12 V output
1 A, 30 V DC max.
800 mA max.
@3
@4
@5
Alarm 3 Output (NO)
Alarm 3 Output (NC)
Alarm 4 Output (COMMON)
Alarm 4 Output (NO)
Output 3, Normally open-collector
Output 3, Normally closed-collector
Common output 4
Output 4, Normally open-collector
1 A, 30 V DC max.
1 A, 30 V DC max.
1 A, 30 V DC max.
1 A, 30 V DC max.
!9
@0
@1
@2
RS485 (CAMERA) port
When connecting an RS485 camera, connect it to the RS485 (CAMERA) port on the rear of the recorder.
AUDIO IN/ALARM OUT terminal
Block diagram
RA
TA
RB
TB
RBRATBTA
OUT IN
RS485(CAMERA)
Signal
GND
Signal
GND
AUDIO IN/ALARM OUT
q!
3
@5
!
4
Common output
Internal block diagram
Control circuit
Normally close
output
Normally open
output
At an alarm
occurrence
In normal
state
Audio input CH7
Audio input CH8
Audio input CH9
Audio input CH10
Audio input CH11
Audio input CH12
Audio input CH13
Audio input CH14
Audio input CH15
Audio input CH16
(Signal GND)
Alarm 1 Output (COMMON)
Alarm 1 Output (NO)
Alarm 1 Output (NC)
Alarm 2 Output (COMMON)
Alarm 2 Output (NO)
Alarm 2 Output (NC)
Alarm 3 Output (COMMON)
Audio input (CH7)
Audio input (CH8)
Audio input (CH9)
Audio input (CH10)
Audio input (CH11)
Audio input (CH12)
Audio input (CH13)
Audio input (CH14)
Audio input (CH15)
Audio input (CH16)
Common output 1
Output 1, Normally open-collector
Output 1, Normally closed-collector
Common output 2
Output 2, Normally open-collector
Output 2, Normally closed-collector
Common output 3
–10 dBv 51 kΩ, unbalanced
–10 dBv 51 kΩ, unbalanced
–10 dBv 51 kΩ, unbalanced
–10 dBv 51 kΩ, unbalanced
–10 dBv 51 kΩ, unbalanced
–10 dBv 51 kΩ, unbalanced
–10 dBv 51 kΩ, unbalanced
–10 dBv 51 kΩ, unbalanced
–10 dBv 51 kΩ, unbalanced
–10 dBv 51 kΩ, unbalanced
1 A, 30 V DC max.
1 A, 30 V DC max.
1 A, 30 V DC max.
1 A, 30 V DC max.
1 A, 30 V DC max.
1 A, 30 V DC max.
1 A, 30 V DC max.
Pin No.
q
w
e
r
t
y
u
i
o
!0
!1
!2
!3
!4
!5
!6
!7
!8
Signal Operation Remark