Industrial Serial Network Servers



2-Port RS-232/422/485, 4 DI, 2 DO, 2 AI, 1-Port RJ45

All interfaces can act as client or server
Share Port to Connect with Multiple Data Centers
EZComm Software provides IP to virtual serial port conversion & IP port redirection
Complete Modbus Protocol Application Mode and Conversion

  • 1-port 10/100 Mbps RJ45 with Auto MDI/MDIX
  • 4 DI, 2 DO & 2 AI support Modbus TCP/RTU/ASCII Protocol
  • 2 serial ports for data transmission & Modbus Protocol conversion
  • LED indicators for network status; alert notification by sending email
  • Complete TCP/IP, Modbus Protocol with DDNS & time synchronization
  • TCP/IP Protocol with SSL encryption data security
  • All I/O interfaces can act as TCP Client or TCP Server
  • Share Port enables connection with multiple data-centers
  • Surge protection & isolation for serial ports, Ethernet, DI, DO, AI, power line
  • Redundant power switch & email/SMS text notification for power failure
  • EZComm Software: IP to virtual serial port conversion & IP port redirection
  • EZAdm Utility: Parameter configuration & concurrent firmware upgrade remotely
Ethernet Interface
Number of Ports1
Capable10/100 Mbps with Auto MDI/MDIX
ProtectionMagnetic Isolation 1.5KV
Serial Interface
Number of Ports2
Serial ConnectorDB9 for RS232, Terminal block for RS422/RS485
Serial Signal Types1 RS-232/422/485 (Software Selectable), 1 RS232
Terminal ResistorNone/120Ω (Hardware Selectable)
Data Bits5/6/7/8
Stop Bits1/1.5/2
Flow ControlRTS/CTS, XON/XOFF for RS232, XON/XOFF for 422 and 485
Baud rate100 bps to 960 Kbps
ESD Protection15 KV
USB Interface
Micro USBLocal Parameter Configuration and Firmware Upgrade
I/O Interface
Digital Input4 dry-contact inputs (open – on, grounded – off )
Digital Output2 relay output with current carrying capacity of DC 1A @ 24 VDC / AC 0.5A @ 125VAC
Analog Input2 16bit resolution Analog inputs(±125mV ~ ±10VDC, 0-20mA)
Memory Interface
8 MB bytes internal memoryNon-volatile flash memory
Micro SD Card (option)Micro SD Card Slot
Power Requirements
Power InputsTerminal block,
Input Voltage10 to 48 VDC
Power Consumption120 mA (Idle), 260 mA (peak) @12VDC
Power Redundant Provide 2 power input for power redundant
Physical Characteristics
Weight400±5 g
Dimensions(L x W x H)153 x 40 x 84 mm (6.02 x 1.57 x 3.3 in)
Environmental Limits
Operating TemperatureStandard Models: -40 to 85°C (-40 to 185°F)
Storage Temperature-40 to 85°C (-40 to 185°F)
Ambient Relative Humidity5 to 95%RH
Warranty Period2 years
Device Function
Industrial Standard ProtocolsModbus TCP/RTU/ASCII
SecurityIP filtering (TCP, UDP,ICMP), user name and password
Auto date/time synchronizationAutomatically sync date and time on the network time server.
Dynamic domain name updatingSupport DDNS protocol for regular update device IP address to DDNS Server
Email TransferEvent alert mail sending with SSL security
FTP Client / ServerFile download and upload
Console InterfaceWindows Console (IP / USB), Telnet Console
Independently networking operationSupport TCP Server, TCP Client and UDP on each interface.
Connecting Operation ModeSupport Always Connect and Time Duration Connect features
Serial PortData Transparent
Pair Connection
Modbus TCP to RTU/ASCII protocol converter
Digital input/output, Analog InputSupport Modbus TCP/RTU/ASCII protocol
Firmware UpgradeAvailable for remote or local firmware upgrade
EZAdmParameter configuration and concurrent firmware upgrade remotely for multiple devices
EZCommProvide Virtual COM Port & IP Pots Redirection
Data Sheet