Dahua nvr4208-8p User Manual

91
Icon
Port Name
Function
RS-232
RS-232 debug
COM.
It is for general COM debug to configure IP address or
transfer transparent COM data.
VGA
VGA video output
port
VGA video output port. Output analog video signal. It can
connect to the monitor to view analog video.
MIC IN
Audio input port
Bidirectional talk input port. It is to receive the analog
audio signal output from the devices such as
microphone, pickup.
MIC OUT
Audio output port
Audio output port. It is to output the analog audio signal
to the devices such as the sound box.
 Bidirectional talk output.
 Audio output on 1-window video monitor.
 Audio output on 1-window video playback.
1～8
Alarm input port
1～8
 There are two groups. The first group is from port 1
to port 4; the second group is from port 5 to port 8.
They are to receive the signal from the external
alarm source. There are two types; NO (normal
open)/NC (normal close).
 When your alarm input device is using external
power, please make sure the device and the NVR
have the same ground.
GND
Alarm input ground port.
NO1～NO3
Alarm output port
1～3
 3 groups of alarm output ports. (Group 1：port
NO1 ～ C1,Group 2:port NO2 ～ C2,Group 3:port
NO3～C3）).Output alarm signal to the alarm device.
Please make sure there is power to the external
alarm device.
 NO：Normal open alarm output port.
 C：Alarm output public end.
C1～C3
A
RS-485
communication
port
RS485_A port. It is the cable A. You can connect to the
control devices such as speed dome PTZ.
B
RS485_B.It is the cable B. You can connect to the
control devices such as speed dome PTZ.
Power input port
Input DC 12V/4A.
Power
switch
/
Power on/off button.
PoE
PORTS
/
Bult-in Switch. Support PoE..
The 8 PoE series product supports total 130W.
The 16 PoE series product supports total 130W.
2.2.12 NVR42-8P-4K Series

Dahua nvr4208-8p Specifications

General

Operating System	Embedded LINUX
IP Camera Input	8 channel
Two-way Talk	1 channel Input, 1 channel Output, RCA
Interface	1 HDMI, 1 VGA
OSD	Camera title, Time, Video loss, Camera lock, Motion detection, Recording
Record Interval	1 ~ 120 min (default: 60 min), Pre-record: 1 ~ 30 sec, Post-record: 10 ~ 300 sec
Ethernet	1 RJ-45 Port (10/100/1000Mbps)
Max. User Access	128 users
Smart Phone	iPhone, iPad, Android
HDD Bays	1
Operating Temperature	-10°C ~ +55°C (+14°F ~ +131°F)
Main Processor	Dual-core embedded processor
Multi-screen Display	1/4/9
Video Detection and Alarm	Motion Detection, MD Zones: 396 (22 x 18), Video Loss, Camera Blank
Alarm input	4
Relay Output	2
Compression	H.265, H.264
Recording Resolution	Up to 8MP
Record Mode	Manual, Schedule (Regular, Continuous), MD (Video detection: Motion Detection, Camera Blank, Video Loss)
PoE	8 ports (IEEE802.3af/at)
Protocols	HTTP, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, Alarm Server, IP Search (Support Dahua IP camera, DVR, NVS, etc.)
USB Interface	2 USB2.0
Power Supply	AC 100~240V, 50/60 Hz
Power Consumption	NVR: <10W (without HDD), PoE: Max 25.5W for single port, 130W total
Operating Humidity	10%~90% RH