8
ALARM1 IN
ALARM4 IN
ALARM2 IN
ALARM3 IN
ALARM OUT
RECORD IN
GROUND
DISK FULL
ALARM RESET
1
2
3
4
5
6
7
8
9
5V
0V(Active)
5V
0V(Active)
1.4 ALARM In / Out
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.
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.
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
Summary of Contents for IV-400TX-SN
Page 2: ......
