33
About the connectors
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How to use the terminals of the ALARM/CONTROL connector
These terminals are used for emergency recording, auto time adjustment, taking measures against power outages, and when install-
ing a buzzer, a lamp, or similar alarm device.
The connector to be used should be compatible with the pin configuration.
●
Pin configuration
The pin array is different from other network disk recorders. Make sure
that the connection is correct by referring to the following.
14
25
13
1
ALARM/CONTROL
Pin No.
Signal
Operation
Remarks
1
Alarm input 8
Event action will be performed according to
the settings.
Non-voltage make contact, +5 V pull-up
150 k
Ω
2
Alarm input 9
3
Alarm input 10
4
Alarm input 11
5
Alarm input 12
6
Alarm input 13
7
Alarm input 14
8
Alarm input 15
9
Alarm input 16
10
Network error output
Signal output upon detection of a disconnect-
ed Ethernet link. Signal output upon DHCP IP
address expiration.
Open collector output/24 V DC max., 100 mA
11
Alarm reset input
Canceling the alarm display
Non-voltage make contact, +5 V pull-up 150 k
Ω
12
Emergency recording
input
Starting emergency recording signal input
13
Signal ground
14
Signal ground
15
Available disk space
warning output
Signal output for available (remaining) disk
space warning of the normal recording area/
event recording area/copy area
Open collector output/24 V DC max., 100 mA
16
HDD error output
Signal output upon detection of an HDD error
17
Camera error output
Signal output upon detection of a camera error
18
Error output
Signal output upon detection of a recorder
error
19
Outage processing end
output
Signal output upon completion of outage
processing
High (+5 V to +12 V, 6.3 mA max.)
