15
Alarm Input
4-ch alarm
input
（
You
can set
normal
open or
normal
close type
to select the
alarm
type.
）
8-ch alarm
input
（
You
can set
normal
open or
normal
close type
to select the
alarm
type.
）
16-ch alarm
input
（
You
can set
normal
open or
normal
close type
to select the
alarm
type.
）
16-ch alarm
input
（
You
can set
normal
open or
normal
close type
to select the
alarm
type.
）
16-ch alarm
input
（
You
can set
normal
open or
normal
close type
to select the
alarm
type.
）
Alarm Output
6-channel
relay
output,
including
one
controllable
DC +12V
output port.
6-channel
relay
output,
including
one
controllable
DC +12V
output port.
6-channel
relay
output,
including
one
controllable
DC +12V
output port.
5-channel
relay
output.
，
including
one
controllable
DC +12V
output port.
5-channel
relay
output
，
including
one
controllable
DC +12V
output port.
Alarm Relay
30V DC
2A
，
125V AC
1A
（
activation alarm
）
USB Interface
3 USB 2.0 ports.
Network
connection
RJ45 10M/100M/1000M self-adaptable Ethernet port
RS485
PTZ control port
Support various PTZ control protocols.
Interface
RS232
Ordinary COM (Debug),keyboard connection and transparent serial
port(COM input and output via network )
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.
System
Information
On-line user
Display current on-line user
Multi-lever user management; various management modes
Integrated management for local user, serial port user and network
user.
Configurable user power.
User
Management
Support user /group and its corresponding rights modification.
No limit to the user or group amount.
Password modification
Administrator can modify other user’s password.
User
Management
Password
Authentication Account lock strategy
Five times login failure in thirty minutes may result in account lock.
Upgrade
Web browser, client-end and update tool.
Password login protection to guarantee safety
User-friendly interface when login. Provide the following options:
Logout /shutdown/ restart.
Login, Logout and Shutdown
Right authentication when shut down to make sure only those proper
people can turn off DVR
Power
AC90~264V 50+2% Hz
（
Max 220W
）
Power
Consumption
25W (Exclude HDD)
General
Parameter
Working
Temperature
0
℃－＋
55
℃
Summary of Contents for DH-D20004
Page 46: ...36 Figure 2 15 ...
Page 63: ...53 1U series 1 5U Series ...
Page 64: ...54 2U Series Figure 3 6 ...
Page 85: ...75 Figure 4 28 Figure 4 29 Figure 4 30 ...
Page 93: ...83 Figure 4 46 ...
Page 133: ...123 Figure 5 66 ...
Page 138: ...128 Figure 6 11 ...
Page 200: ...190 Samsung HA101UJ CE 1T SATA ...
