Security Hong Kong Ltd- 香港防盜 | 傑成系統 – Securityhk.com

DAHUA IPC-HUM4431S-L4

4MP Fixed-focal Pinhole Network Camera

> 4-MP 1/3″ CMOS image sensor, low luminance, and high definition image.
> Outputs max. 4 MP (2688 × 1520) @20 fps, and supports 3.6 MP (2560 × 1440) @25/30 fps.
> H.265 codec, high compression rate, ultra-low bit rate.
> ROI, SMART H.264 +/H.265+, flexible coding, applicable to various bandwidth and storage environments.
> Rotation mode, WDR, 3D NR, HLC, BLC, digital watermarking, applicable to various monitoring scenes.
> Intelligent monitoring: Intrusion and tripwire.
> Abnormality detection: Motion detection, video tampering, scene changing, audio detection, network disconnection, IP conflict, illegal access, and voltage detection.
> Audio: 1 in, 1 out; built in MIC.
> 12 VDC power supply.

描述

DAHUA IPC-HUM4431S-L4

Specifications

 

Camera

Image Sensor1/3″ CMOS
Max. Resolution2688 (H) × 1520 (V)
ROM128 MB
RAM128 MB
Scanning SystemProgressive
Electronic Shutter SpeedAuto/Manual 1/3 s–1/100,000 s
Min. Illumination0.01 lux@F2.0 (Color, 30 IRE)
0.001 lux@F2.0 (B/W, 30 IRE)
S/N Ratio>56 dB

Lens

Lens TypeFixed-focal
Lens MountM12
Focal Length2.8 mm
Max. ApertureF2.0
Field of ViewHorizontal: 96°; Vertical: 55°; Diagonal: 110°
Iris ControlFixed
Close Focus Distance0.8 m (2.62 ft)
DORI DistanceLensDetectObserveRecognizeIdentify
2.8 mm61.0 m
(200.13 ft)
24.4 m
(80.05 ft)
12.2 m
(40.03 ft)
6.1 m
(20.01 ft)

Smart Event

IVSIntrusion; tripwire

Video

Video CompressionH.265; H.264; H.264B; MJPEG (Only supported by the sub stream)
Smart CodecSmart H.265+; Smart H.264+
Video Frame RateMain stream: 2688 × 1520 @(1–20 fps )/2560 × 1440 @(1–25/30 fps )
sub stream: 704 × 576 @ (1–25 fps)/704 × 480 @(1–30 fps)
*The values above are the max. frame rates of each stream; for multiple streams, the values will be subjected to the total encoding capacity.
Stream Capability2 streams
Resolution4M (2688 × 1520); 3.6 M (2560 × 1440); 3M (2304 ×1296); 1080p (1920 × 1080); 1.3M (1920 × 960); 720p (1280 × 720); D1 (704 × 576/704 × 480); VGA (640 × 480); CIF(352 ×288/352 × 240)
Bit Rate ControlCBR/VBR
Video Bit RateH.264: 3 kbps–6144 kbps
H.265: 3 kbps–6144 kbps
Day/NightColor/B/W
BLCYes
HLCYes
WDR120 dB
White BalanceAuto; natural; street lamp; outdoor; manual; regional custom
Gain ControlAuto; manual
Noise Reduction3D NR
Motion DetectionOFF/ON (4 areas, rectangular)
Region of Interest (RoI)Yes (4 areas)
Image Rotation0°/90°/180°/270° (Support 90°/270° with 2688 × 1520 resolution and lower)
MirrorYes
Privacy Masking4 areas

Audio

Built-in MICYes
Audio CompressionG.711a; G.711Mu; PCM; G.726

Alarm

Alarm EventNetwork disconnection; IP conflict; illegal access; motion detection; video tampering; tripwire; intrusion; audio detection; voltage detection; security exception
Network
Network PortRJ-45 (10/100 Base-T)
SDK and APIYes
Cyber SecurityVideo encryption; Firmware encryption; Configuration encryption; Digest; WSSE; Account lockout; Security logs; IP/MAC filtering; Generation and importing of X.509 certification; syslog; HTTPS; 802.1x; Trusted boot; Trusted execution; Trusted upgrade
Network ProtocolIPv4; IPv6; HTTP; TCP; UDP; ARP; RTP; RTSP; RTCP; RTMP; SMTP; FTP; SFTP; DHCP; DNS; DDNS; QoS; UPnP; NTP; Multicast; ICMP; IGMP; NFS; PPPoE; Bonjour
InteroperabilityONVIF (Profile S/Profile T); CGI; P2P; Milestone
User/Host20 (Total bandwidth: 48 M)
StorageFTP; SFTP; NAS
BrowserIE
Chrome
Firefox
Management SoftwareSmart PSS; DSS; DMSS
Mobile ClientiOS; Android

Certification

CertificationsCE-LVD:EN62368-1;
CE-EMC:Electromagnetic Compatibility Directive 2014/30/EU;
FCC:47 CFR FCC Part 15, Subpart B

Port

Audio Input1 channel (RCA port)
Audio Output1 channel (RCA port)

Power

Power Supply12 VDC
Power ConsumptionBasic: 1.4 W (12 VDC)
Max. (H.265 + intelligence on + WDR): 1.8 W (12 VDC)

Environment

Operating Temperature–40 °C to +60 °C (–40 °F to +140 °F)
Operating Humidity≤95%
Storage Temperature–40 °C to +60 °C (–40 °F to +140 °F)

Structure

CasingMetal
Product Dimensions31.0 mm × 31.0 mm × 30.0 mm (1.22″ × 1.22″ × 1.18″) (L × W × H)
Net Weight81 g (0.18 lb)
Gross Weight138 g (0.30 lb)