Ethernet switch for severe environment maintenance

carte switchCentral monitoring unit for high-voltage power supplies in the electrical distribution network. Ultra-strict environment.

Main duties:

  • Dual galvanically isolated high voltage 2.5kV Ethernet link for high-speed local communications
  • Interface for modem card for communication and remote control
  • 2.5kV opto-isolated RS485 communication link for communication with other electrical equipment

Technical details:

  • Microcontroller ATMEL AT91SAM9G20
  • 256MB NAND Flash Memory
  • 8MB of Flash Memory NOR SPI
  • 64MB of SDRAM memory
  • Wifi / Bluetooth module interface
  • SDCARD Memory Card Connector
  • 2 Ethernet interfaces isolated at 2kVeff
  • 2.5kV opto-isolated RS485 interface
  • USB Host and USB Device Interfaces
  • RTC Modem Card Interface
  • Clock RTC specified at 2ppm
  • Operating Temperature Range: -40 ° C to + 85 ° C
  • Operating system: Linux
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