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11 VIDEO OUT(2)
Augment composite video output connector.
12 VIDEO LOOPING
The loop-through composite video output, could
be connected to other devices.
13 Alarm Input Terminal Block
ALM-IN
Normal Open or Normal Close type alarm sen-
sor input.The Alarm Input can be selected as
Normal Open or Normal Close input in the setup
menu.
When an alarm occurs, alarm recording will au-
tomatically start.
ALM-RST
Normal Open or Normal Close type alarm reset
input to reset the alarm.
REC
External Recording request signal. The machine
will start recording when a High Level is applied
on this input terminal. If the machine is not in the
timer, recording mode, the machine will stop re-
cording when the REC signal drops from High to
Low level.
14 Alarm Output Terminal Block
ALM-NC
Normal Close Alarm output. In normal condition,
this terminal is shorted to the terminal of ALM-
COM.
In alarm status, it is open between ALM-NC and
ALM-COM terminals.
ZR-DH111NP
ALM-NO
Normal Open Alarm output. In normal condition,
this terminal is open from the terminal of ALM-
COM.
In alarm status, those two terminals are shorted.
ALM-COM
Alarm Common Contact.
SW OUT
Step signal to synchronize the machine and mul-
tiplexer.
DISKFULL
Disk-Full alarm signal.
15 RS232 connector
Connect D-Sub 9 pins connector to RS232 ports
for remote control.
16 LAN Connector
Connect to the RJ-45 LAN connector.
Installation
9
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