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Model
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KH-ST512sR
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System
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Controller
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Single Controller
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Memory
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8G Standard, up to 16G
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SAS Interface
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2 SAS interfaces
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1000Mbps Ethernet port
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1 management port, 4 data port
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Expansion
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4-1000Mbps Ethernet port or 2-10000Mbps Ethernet port
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USB
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1 USB 3.0
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Multiplex Interface
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1 USB 2.0 and eSATA multiplex interface
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Serial
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1 RS232, 1 RS485
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Alarm
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4/4 channel In/Out
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HDD Compatibility
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Support 1TB/ 2TB/ 3TB/ 4TB/ 6TB HDD, Support mixed SAS and SATA HDDs, support SSD & 2.5 inch HDD
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Power Rredundant
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Dual power supply redundant
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Main Processor
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64-bit high-performance multi-core processors
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Operating System
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Embedded LINUX
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User Interface
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WEB
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IPSAN Mode
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Support IPSAN direct storage
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IPSAN Function
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Support logic volume dynamic online expansion
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Video Stream Mode
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Support RTP/ RTCP/ RTSP/ UDP/ HTTP/ NTP/ SNMP/ iSCSI/ SMB/ NFS/ FTP protocol
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Network Protocol
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Support RTP/ RTCP/ RTSP/ UDP/ HTTP/ NTP/ SNMP/ iSCSI/ SMB/ NFS/ FTP protocol
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Streaming media protocol
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Support access protocol such as Onvif, GB28181
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Frame extracting
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Support access protocol such as Onvif, GB28181
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Frame extracting storage
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Support frame extracting storage, time and frame extracting rate can be settled
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Cluster service
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Support N+M cluster
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Performance index
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Up to 512ch(1024Mbps) front-end access, storage, transmit, 64ch (128Mbps）network playback
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Hard disk
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24 HDDs, expandable up to 240 HDDs
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HDD install
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Independent HDD holder
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HDD Hot Standby
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Support hot-swappable, on-line replacement
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HDD Using Mode
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Single HDD, RAID 0, 1, 5, 6, 10, 50, 60, JBOD, Hot-Spare Hot Standby
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HDD Management
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Non-working HDD sleep, in favor of heat dissipation and power consumption reduction, prolong life-span of HDD
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HDD Processing
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Support HDD bad tracks mapping, prolong life-span of HDD
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HDD status inspection
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Support HDD preview before use, periodic inspection during use
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One-click RAID
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RAID Support one-click set RAID immediately
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RAID set-and-play
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RAID can be used directly after settled
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RAID Reset
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Support adjust RAID reset speed dynamically, ensure system load balance
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RAID write synchronous
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Support RAID write synchronous, ensure to data safety
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Video Playback
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Support WEB-client video playbacksupport search by second, adjustable playback speed
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Port Property
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Support Ethernet-port binding or mode such as load balance, fault-tolerant
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Power Supply
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100 ~ 240V, 47~63Hz, support hot-swap
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Fan
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12VDC, 1.5A, flabellum diameter: 80mm, support hot-swap
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Power Consumption
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200-400W (include HDD)
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Working Temperature
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0ºC ~ 40ºC
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Working Humidity
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10% ~ 80% (non-condensation)
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Storage Temperature
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-20ºC ~ 70ºC
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Storage Humidity
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5% ~ 90% (non-condensation)
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Working Elevation
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-60m ~ 5000m
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Chassis
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Hot-dip galvanized steel sheet (1.2mm thickened) High-precise aluminum alloy slide Self-patent drawer-type HDD rack
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Dimension
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494 x 483 x 175 (with lug)
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Weight
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27kg (exclude external packing, exclude HDD)
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