| IP Camera Input | 512 Channel |
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| Record Rate | 1024 Mbps |
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| Main Processor | 64-bit high-performance Intel processor Manual, Schedule(Regular, Continous), Motion Record Mode |
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| Controller | Dual controller Detection, Alarm 1 ~ 120 min(default 60 min) |
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| Memory | 8GB by default(up to 16GB) for each controller Record Interval Pre-record 1 ~ 30 sec, Post-record 10 ~ 300 sec. I frame storage by period. |
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| 操作系統 | Embedded LINUX |
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| User Interface | Web |
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| USB | 2 USB 3.0 Working Mode |
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| Multiplex Interface | 2 USB 2.0 & eSATA multiplex interface 512-channel (1024 Mbps) incoming and recording |
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| Video Stream Mode | , 256-channel (512 Mbps) forwarding, 32-channel RS232 2 Port, for PC communication and Keyboard (64Mbps) playback |
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| Storage bandwith ≤8Gbps | RS485 2 Port, for PTZ control IP SAN Mode Write-through: 480Mbps; Write-back: 640Mbps Storage 2 management RJ-45 ports (10/100/1000Mbps) 48 HDDs, Up to 10 TB capacity for each HDD Interface 2 × 4 data RJ-45 ports (10/100/1000Mbps) HDD Amount SAS HDD composite connection Multi-address, Fault-tolerance, Load balance, Link 2 miniSAS ports on each controller, for storage Network Mode |
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| miniSAS | aggregation extension HTTP, HTTPs, TCP/IP, IPv4/IPv6, UPnP, RTP, RTCP, |
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| Additional HDD bracket, | RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, |
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| HDD Installation | Network Function |
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| HDD hot-swap, HDD online replacement | PPPoE,DDNS, iSCSI, SMB, NFS, FTP, Alarm Server, IP Single, RAID 0/1/5/6/10/50/60(Enterprise-level Search (Support Dahua IP camera, DVR, NVS, etc.) HDD Mode HDDs are recommended), JBOD, hotspare |
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| Expansion Interface | 2 × 2 Ten Gigabit Optical Fiber Interface Storage Management |
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| Max. User Access | 128 users Non-working HDD hibernation to guarantee sound ventilation, reduce power consumption and |
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| HDD Manager | Smart Phone iPhone, iPad, Android enhance HDD life span HDD bad track mapping to enhance HDD life span Dynamically adjust RAID rebuild speed to guarantee Interoperability ONVIF 2.4, CGI Conformant RAID Rebuild system load balance Support iSCSI volume management, NAS(SMB/NFS/ Electrical Logic Volume Manager |
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| FTP) volume management | AC100V ~ 240V, 47 ~ 63 Hz Power Supply Support snapshot function, create user volume to 2 + 2 Redundant power, Hot-swap Snapshot back data. |
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| 功耗 | <1060W (With HDD) Support extracting P frame function. Customizied Extract Frame |
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| extracting period and frame rate setup. | DC12V, 1.5A, Diameter 80mm Fan MTBF > 100,100 hours, Hot-swap |
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| Cluster Service | N/A Environmental After diconnection, system can download the |
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| ANR | record file from the SD card on the network camera Working Conditions 0°C ~ +40°C (+32°F ~ +104°F), 10 % ~ 80% RH to maintain the full record file. |
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| Shortcut RAID Creation | Click one button to create RAID conveniectly. Storage Conditions -20°C ~ +70°C (-4°F ~ +158°F), 5% ~ 90% RH |
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| Working Altitude | -60m ~ 5000m Playback and Backup Time/Date, Channel, Alarm, MD and Exact Search Construction Search Mode (accurate to second) 1.2mm extra-thickness hot-dip galvanized steel. Play, Pause, Stop, Fast play, Slow play, Full screen, Chassis High accuracy aluminum alloy slider. |
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| Playback Function | Self-developed patent removable HDD bracket. Backup selection, Digital zoom 8U, 482.6mm x 558.5mm x 352.8mm ; |
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| Backup Mode | USB Device/Network/eSATA Device Dimensions(W x D x H) (19.0" x 22.0" x 13.9") |
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| Third-party Support | Net Weight 55kg (121.3 lb) (without HDD) Dahua, AEBell, Arecont, AXIS, Dynacolor, HIKVISION, Gross Weight 75kg (165.3 lb) |
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| more | Installation Standard 19-inch rack installation www.dahuasecurity.com Certifications |
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| CE | EN55022, EN55024, EN50130-4, EN60950-1 |
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| FCC | Part 15 Subpart B, ANSI C63.4-2009 |
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| UL | UL 60950-1 and CAN/CSA C22.2 No.60950-1 Ordering Information |
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| 類型 | Part Number Description 48-HDD Enterprise Video Storage with 48-HDD EVS EVS7048D-R Dual Controller |
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| Accessories | ESS3124D-JR 24 HDDs SAS Storage Cabinet Accessories ESS3124D-JR |
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| Rev 001.001 | © 2016 Dahua . All rights reserved. Design and specifications are subject to change without notice www.dahuasecurity.com |
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