Dahua nvr4208-8p User Manual

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Figure 5-112
5.8.5.9 RS232
The RS232 interface is shown as in Figure 5-113.
Figure 5-113
Please refer to the following sheet for detailed information.
Parameter
Function
Protocol
Select the corresponding dome protocol.
Default setup is console.
Baud Rate
Select the baud rate.
Default setup is 115200.
Data Bit
The value ranges from 5 to 8.
Default setup is 8.
Stop bit
There are two options: 1/2.
Default setup is 1.
Parity
There are five options: none/odd/even/space/mark.
Default setup is none.
5.8.5.10 PTZ
The PTZ interface is shown as in Figure 5-114 (Local) and Figure 5-115 (Remote).
Before setup, please check the following connections are right:
 PTZ and decoder connection is right. Decoder address setup is right.
 Decoder A (B) line connects with NVR A (B) line.
Click Save button after you complete setup, you can go back to the monitor interface to control speed
dome.

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