研华 ADAM-6521/ST Industrial Ethernet Switch with 4 x 10/100Base-TX Ports & 1 Multi-mode ST Type Fiber Optic PortMain Features

• Provides 4 x 10/100 Mbps Ethernet ports with RJ-45 connector
• Provides 1 x 100 Mbps multi/single-mode fiber port with ST connector
• Supports full/half duplex flow control
• Supports Integrated Loop-up engine
• Supports MDI/MDI-X auto crossover
• Provides broadcast storm protection
• Supports +10 ~ 30 VDC voltage power input
• Provides surge protection （EFT） 3,000 VDC for power line
• Supports 4,000 VDC Ethernet ESD protection
• Provides flexible mounting: DIN-rail, panel, piggyback
• Supports operating temperatures from -10 ~ 65° C
  产品介绍
  
  ADAM-6251/ST是一个带有1个光纤端口的工业级以太网交换机，可迅速高效地扩展工业网络。ADAM-6521/ST有1个光纤端口和4个RJ-45端口。用户可采用光纤，以防止噪声干扰，传输距离可达15km。ADAM-6521/ST接线端子支持+10~30VDC，过压保护电压为3000VDC，以避免系统被高压损坏。其工作温度为-10~65°C（14 ~ 149°F），可在恶劣环境中工作。通过六个LED指示灯，故障修复更容易。每个端口有一对指示连接状态和传输速率的LED指示灯。这样可以方便地告知用户任何冲突，连接状态变化，电源故障和数据接收与否，以便实时在线诊断。
  

  Specifications

  

  		ADAM-6521/ST-AE
  General	Ethernet Connectors	1 x ST type fiber connector
  	Mounting	DIN 35 rail, Wall, Stack
  I/O	Transmission Distance	Ethernet: Up to 100m Multi-mode Fiber:Up to 2 km
  	Transmission Speed	UP to 100 Mbps
  Operating System	Operating Temperature	-10 ~ 70°C （14 ~ 158°F） I21 Stack: -10~ 60°C （-40 ~ 140°F）
  Power Supply	Power Connector	2-pin removable screw terminal
  	Power Input	1 x Unregulated 10 ~ 30 VDC

  

  订货信息

  

   

  		产品描述
  	ADAM-6521/ST-AE	5-port Switch w/1 M-Mode ST Type Fiber Port