Unitek DVR-404 - Aux;Alarm;Sensor; Network; Usb

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4 & 8 & 16 Channel DVR Operation manual Revision 1.0
1.5.1.6 AUX/ALARM/SENSOR
1.5.1.6.1 AUX1~4
It provided total 4 AUX Out Port and it is able to select proper function of the each port in the menu,
as user need. It is able to connect with external devices(DVR, Controller), using provided DSUB-25.
1.5.1.6.2 Alarm Out (NO, COM, NC)
When alarm is occurred, it provides dry contact output in relay, while alarm is working. User is able
to select a type of dry contacts such kind of NO, COM, NC, in accordance with working type of
alarming device. NO(Normal Open) is apart from COM(Common) in normal status and it dry-contacts,
when alarm is occurred., NC(Normal Close) is connected with COM in normal status and it is apart,
when alarm is occurred.
1.5.1.6.3 Sensor(UDR-416 : 1~16, UDR-408 : 1~8, UDR-404 : 1~4)
It is able to connect with two kind of sensors(NO/NC) up to 16pcs(UDR-408 is available up to 8pcs,
UDR-404 is available up to 4pcs). It is able to set up connection with input channel and select mode in
the menu.
1.5.1.7 Network
It supports 10 / 100 Base-T Ethernet. Connects with cable, which supports
10/100 Base-T Ethernet.
1.5.1.8 USB
Back up recorded image, using USB memory.