Seagate ST340810ACE Instructions d'exploitation Page 8

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8
Rear connections
(1) Voltage supply 100–240 V AC
(2) Ventilator Never touch this!
(3) Alarm Connections for alarm input and output
(4) Video IN BNC video connection (composite video signal)
(5) Video OUT BNC video output (composite video signal)
(6) RS232-C (serial connection) For connecting a PC
(7) NTSC/PAL video norm toggle switch In Europe, select PAL.
Important: Make sure you use the correct power cable for your country.
Important: The RS232-C port is not for connecting a modem.
Important: During long-term operation, the integrated ventilator fan sometimes generates noise that may
be slightly disturbing. Remember this when choosing a location for the recorder.
Description of alarm input
Sockets for alarm input and output are on the rear of the recorder. Connect the alarm output of a
multiplexer, a video sensor or a PIR sensor to the alarm input. You can connect a contact for a siren or light
control (for example) to the alarm output.
PIN Definition Description
1 Alarm input NO (normally open)
2 Alarm input ground GND
3 Alarm output NC (normally closed)
4 Alarm output NO (normally open)
5 Alarm output GND
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1
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2
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3
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4
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5
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6
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(
7
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ALARM
1 2 3 4 5
Ground
ALM out /NO
ALM out / NO
Ground
ALM IN / NO
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