中国台湾研华EKI-2725I非网管型工业以太网交换机简介：

The EKI-2725 supports Gigabit Ethernet. The power is a 12 ~ 48 VDC redundant input design, and is secured with a double protection mechanism:  EKI-2725 will automatically get back to normal operation state. Each port of EKI-2725 has 2 LED’s to show the link status transmission speed and collision status. It also provides a relay output for an event alarm. In the event of a power failure, the built-in LED will activate the alarm to notify administrators. Engineers can simply verify the hardware status by checking the LED, and have troubleshooting easy and quick. EKI-2725 comes with compact metal housing that rates IP30 to help against from dusty industrial environments.

中国台湾研华EKI-2725I非网管型工业以太网交换机特点：

• Provides 5 Gigabit Ethernet ports with Auto MDI/MDI-X
• Supports 10/100/1000 Mbps Auto Negotiation
• Supports jumbo frame transmission up to 9kbytes
• Provides Slim size, DIN-rail with IP30 metal mechanism
• Supports Redundant 12 ~ 48 VDC power input and P-Fail Relay
• Provides broadcast storm protection

规格：

Environment

• Operating Temperature

• -40 ~ 75°C (-40 ~ 167°F)

I/O

• Transmission Distance
• Transmission Speed

• Ethernet : Up to 100m

• 10/100/1000Mbps

Power Supply

• Power Input
• Power Connector

• 2 x Unregulated 12 ~ 48 VDC

• 6-pin removable screw terminal

General

• Ethernet Connectors
• Mounting
• Certifications

• 5 x RJ-45

• DIN-rail, Wall

• CE, FCC, UL/cUL 60950-1, Class I, Division 2

Interface

• Ports Number

• 5

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