Dahua Technology DH-XVR1B16H User Manual

User’s Manual
328
HDD Capacity Calculation
Calculate total capacity needed by each DVR according to video recording (video recording type and
video file storage time).
According to Formula (1) to calculate storage capacity
i
q
that is the capacity of each
channel needed for each hour, unit MB.
Formula (1):
10243600
8 ÷
×
÷=
i
i
d
q
In the formula:
i
d
means the bit rate, unit Kbit/s
After video time requirement is confirmed, according to Formula (2) to calculate the storage
capacity
i
m
, which is storage of each channel needed unit MB.
Formula (2): = ×
i
h
×
i
D
In the formula:
 means the recording time for each day (hour)
 means number of days for which the video shall be kept
According to Formula (3) to calculate total capacity (accumulation)
T
q
that is needed for all
channels in the DVR during scheduled video recording.
Formula (3):
∑
=
=
c
i
iT
mq
1
In the formula:
c
means total number of channels in one DVR
According to Formula (4) to calculate total capacity (accumulation) that is needed for all
channels in DVR during alarm video recording (including motion detection).
Formula (4):
∑
=
=
c
i
iT
mq
1
× a%
In the formula, % means alarm occurrence rate
You can refer to the following table for the file size in one hour per channel. (All the data listed below
are for reference only.)
Appendix Table 2-1 File size
Bit Stream Size (max)
File Size
Bit Stream Size (max)
File Size
96 Kbps 42 MB 128 Kbps 56 MB
160 Kbps 70 MB 192 Kbps 84 MB
224 Kbps 98 MB 256 Kbps 112 MB
320 Kbps 140 MB 384 Kbps 168 MB
i
m
i
q
i
h
i
D
T
q

Dahua Technology DH-XVR1B16H Specifications

General

Aspect ratio	16:9
Certification	FCC: Part 15 Subpart B CE: CE-LVD: EN 60950-1/IEC 60950-1 CE-EMC: EN 61000-3-2, EN 61000-3-3, EN 55032, EN 50130, EN 55024 UL: UL 60950-1
Product color	Black
Rack capacity	1U
Playback modes	Fast, Next, Pause, Play, Previous, Repeat, Shuffle, Slow, Stop, Zoom
Backup function	Yes
Channels quantity	16 channels
Multi-display modes	4, 8, 9, 16
Video capturing speed	60 fps
Maximum recording time	1 h
Audio formats supported	AAC, G.711, PCM
Network connection type	RJ-45
Maximum video resolution	3840 x 2160 pixels
Video compression formats	H.264, H.264+, H.265, H.265+
Analog signal format system	NTSC, PAL
Video capturing speed (PAL)	30 fps
Playback resolutions supported	3840x2160, 1920×1080, 1280×1024, 1280×720
BNC input ports	16
BNC output ports	1
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Number of users	128 user(s)
Ethernet interface type	Fast Ethernet, Gigabit Ethernet
Supported network protocols	HTTP, HTTPS, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter , DDNS, FTP, Alarm Server, P2P, IP Search
HDD interface	Serial ATA
Maximum HDD capacity	6000 GB
DC voltage	12 V
Power supply type	DC
Power consumption (typical)	10 W
Package weight	1000 g
Storage temperature (T-T)	-20 - 70 °C
Operating temperature (T-T)	-10 - 45 °C
Storage relative humidity (H-H)	0 - 90 %
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Depth	236 mm
Width	260 mm
Height	48 mm
Weight	860 g