OPTICOM DIGITAL VIDEO RECORDER 2 - V 1.3, Operation Manual

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14
Chapter II
* Alarm Input 1~4CH
When an event happens DVR operates by using external device.
Sensor, Switch signal (Signal GND) are connected terminal block.
Ref : Spec. Max 6V/50mA
* Alarm Output 1CH
It can be on/off external device as buzzer, headlamp etc.
Alarm input mode consists of NORMAL OPEN and NORMAL CLOSE.
Ref : Spec. Max24V/2A
* RS485
Through Half-duplex serial communication, remote controlling is available using control system
as external device, control keyboard.
In addition, it is available to control PTZ (Pan/Tilt/Zoom) camera.
it is connected RS485 +,- of DVR.
5) RS232 port Connection.
RS232 port is connected to PC and other devices for specific function and After Sales purpose.
It consists of 1 USB (Front), 1 USB (Rear), its supported devices are such as USB mouse, USB
external HDD and USB memory stick
6) USB port Connection
7) ALARM IN/OUT(SENSOR) Connection