Dahua HCVR5204A Series, Руководство пользователя, Страница: 40 / 268

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Network
Function
View alarm information such as external alarm, motion detection and
video loss via client.
Support network PTZ lens control
File download backup and playback
Multiple devices share information via corresponding software such as
professional surveillance software (PSS)
Duplex transparent COM
Network alarm input and output
Zero-channel encoding
Bidirectional audio.
Motion
Detection and
Alarm
Motion
Detection
Zone setup: support 396((PAL 22×18, NTSC 22×15)) detection zones.
Various sensitivity levels.
Alarm can activate record or external alarm or screen message
prompt.
Video Loss Alarm can activate external alarm or screen message prompt.
External Alarm Support record activation function or activate external alarm or screen
message in specified period.
Manual Alarm
Control
Enable or disable alarm input channel
Simulate alarm signal to specific alarm output channel.
Alarm Input
4-ch alarm input
（
NO/NC
）
8-ch alarm input
（
NO/NC
）
Alarm Output
6-channel relay output.
（
Including one controllable DC 12V output
）
Alarm Relay 30VDC 2A
，
125VAC 1A
（
activation alarm
）
Interface
USB Interface 4 USB 2.0 ports.
Network
connection
Two RJ45 10M/100M/1000M self-adaptable Ethernet ports
RS485
1 RS485 port. PTZ control port
Support various PTZ control protocols.
RS232
1 RS232 port. Ordinary COM (Debug),keyboard connection and
transparent serial port(COM input and output via network )
RS422
1 RS422 Port
System
Information
Hard Disk
Information
Display HDD current status
Data Stream
Statistics
Data stream statistics for each channel (in wave mode)
Log statistics
Backup to 1024 log files.
Support various search engines such as time and type.
Version
Display version information: channel amount, alarm input and output
amount, system version and release date.
On-line user Display current on-line user