4+2SC 光纖端口寬溫網管型工業以太網交換機簡介：
EKI-7554SI/MI 及EKI-7559SI/MI支持2 個SC 型光纖端口， EKI-7554SI/MI支持4個快速以太網端口，EKI-7559SI/MI則zui多可以支持8個快速以太網端口。為了確保網絡的可靠性，EKI-7554SI/MI支持研華X-Ring 冗余網絡協議，讓使用者非常方便地建立冗余以太網絡，該網絡具備小于10 毫秒的超高速自愈時間。此外，EKI-7554SI/MI還支持多種*的網絡標準，增強網絡的安全性，簡化維護程序。
4+2SC 光纖端口寬溫網管型工業以太網交換機特點：
- 2個SC型光纖端口，4個快速以太網端口
- 冗余：千兆X-Ring（超高速自愈時間<10ms）,RSTP/STP (802.1w/1D)
- 管理: Web, net, 串口控制, SNMP
- 控制：VLAN/GVRP,QOS, IGMPSnooping/Query，LACP，限速
- 安全：IP/MAC和端口限制，DHCP服務器，IP訪問列表，802.1X,SNMPv3
- 診斷：端口統計，端*像，RMON,Trap，報警，系統日志
- 雙12~48VDC冗余電源輸入和1路繼電器輸出
- 支持-40 ~ 75° C 寬工作溫度
規格：
Communications
- IEEE 802.3,802.3u, 802.3x,802.3ad 802.1d, 802.1p, 802.1Q, 802.1X, 802.1ab
Port Configuration
- RJ45 Port Interface
- RJ45 Transmission Distance
- RJ45 w/ PoE Quantity
- Fiber Port Interface
- Fiber Port Connector
- Fiber Transmission Distance
- 4 x10/100TX with auto MDI/MDI-X function, 1x RS-232 connector: RJ-45 type
- 2 x100M fiber SC type connector for single-mode or multi-mode type fiber cable
Switch Properties
- MAC Table Size
- Packet Buffer Size
- Switch Fabric Speed
- Jumbo Frame
Power Supply
- Power Consumption
- Power Input
- Power Connector
- 2 x Unregulated 12 ~ 48 VDC
- 6-pin removable screw terminal
Mechanism
- Dimensions (W x H x D)
- IP Grade
- Enclosure
- Weight
- Mounting
Operating System
General
- Ethernet Connectors
- Mounting
- Certifications
- 4 x RJ-45 + 2 x SC-type fiber optic connector
- CE, FCC, UL/cUL 60950-1, Class I, Division 2
Environment
- Operating Temperature
- Storage Temperature
- Relative Humidity (Non-condensing)
Interface
MTBF
Power Requirements
- Operating Voltage
- Operating Current
- Power Consumption
- Connectors
- Reverse Polarity
- 6-pin removable terminal block
Certification
- EMI
- EMC
- Shock
- Freefall
- Vibration
- EN61000-4-2 (ESD), EN61000-4-3 (RS), EN-61000-4-4 (EFT), EN61000-4-5 (Surge), EN61000-4-6 (CS), EN61000-4-8, EN61000-4-11, EN61000-4-12, EN61000-6-2,EN61000-6-4
Warranty
I/O
