eLine Technology PRO3 User Manual - Manual (Page 14)

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3.3.4 Alarm Input/Output Connection
Alarm input: Input resistance: 22K , window contrast voltage (3.0V-4.18V).
(Note: There will be alarm when the voltage between 0V-3V or 4.18V-12V, and no alarm when the voltage between 3.0V-4.18V)
Alarm output: Relay (240VAC/7A, 125VAC/10A, 28VDC/10A), normal (relay open), alarm output (relay close).
Sensor power: The machine provides a +12V DC power output port.
1. Alarm sensor connection:
Alarm input: The physical connections of the normal on/off mode are the same. And user can select normal on/off mode in the DVR.
Note: The alarm input port which haven’t used should be closed in the DVR.
Typical alarm connection: the sensor power supply is provided by DVR. The fig is as follows:
3.3.1 Video/Audio Connection
3.3 Device Interface
Video output: 1 VGA output, 1 HDMI output, 1 composite video signal output.
Audio output cautions: connect sound box or MIC output.
3.3.2 USB Backup Interface
The U disk for backup should be FAT32 format. If you want to format the U disk, please enter the “HDD Management” to check it.
(Specific operation please refer to “HDD Management” ) The U disk backup operation please refer to “Backup Operation”.
There is a RJ45 10M/100M/1000M adaptive Ethernet interface which is used to connect the PC and the DVR.
The indicator lights ACT and LINK are used to indicate current network status.
LINK (Network speed indicator) green lights— 1000M /100M off — 10M
ACT (Send/Receive data indicator) Blink— Sending/Receiving data
3.3.3 Network Interface
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