Digi One ® IA Serial Server to Ethernet Enable Any Industrial Serial Device Digi One IA
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Modbus serial to Modbus/TCP protocol conversion


TCP/UDP Socket Services for broad device connectivity


1 RS-232/422/485 switch selectable serial port


Industrial protocol support




  • mfg_part_number Digi One IA
  • Management HTTP configuration, Digi Port Authority – Remote management diagnostics and auto-discovery tool
  • Protocols Telnet, Reverse Telnet and extended Telnet RFC 2217; TCP/UDP Socket Services; UDP, support 32 concurrent socket connections; DHCP/RARP, ARP-Ping; Modbus ASCII/RTU to Modbus TCP conversion; Modbus Ethernet-to-Serial Bridge Function supporting Modbus/TCP, Modbus/UDP, Modbus/RTU, Modbus/ASCII; Modbus bridge supports TCP and UDP Encapsulation of Modbus/RTU, Modbus/ASCII
  • Software Patented RealPort COM port redirector for COM/TTY ports for Microsoft® Windows®, UNIX® and Linux®
  • Operating Systems AIX, HP-UX, Solaris, Linux®, Windows® 2000, Windows® XP, Windows® 7, Windows® 8, Windows® 8.1, Windows® 10, Windows Server® 2003, Windows Server® 2008, Windows Server® 2012. Note: TCP/UDP socket services are operating system independent
  • Status LEDs Serial signals, Power, Ethernet, Diagnostics
  • Dimensions (L x W x D) 4.70 in x 0.90 in x 4.0 in (12.00 cm x 2.30 cm x 10.10 cm)
  • Weight 2.25 oz (64.00 g)
  • Other Interfaces
  • Serial Ports 1 RS-232/422/485 (switch selectable)
  • Serial Connector DB-9M or screw terminal connectors
  • Serial Throughput Up to 230 Kbps
  • Ethernet Physical Layer Power Requirements
  • Power Input 9-30 VDC @ .5 Amps max
  • Power Connector Screw terminal block power jack for external supply
  • Surge Protection Environmental
  • Operating Temperature 0º C to 60º C (32º F to 140º F)
  • Relative Humidity 5% to 90% (non-condensing)
  • Ethernet Isolation 1500 VAC min per IEEE 802.3/ANSI X3.263
  • Serial Port Protection (ESD) Regulatory Approvals
  • Safety UL 60950, UL1604 (Class 1 Div 2), EN60950, CAN/CSA C22.2 No.60950
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