Features

• Supports Modbus TCP to Modbus RTU
• Supports 8 remote TCP masters
• Supports 100 items on each Modbus function
• Register length extendable on each item
• Easy configure by web-based interface.
• Easy installation with Windows IP utility
• Register mapping file import/export.
• On line F/W upgrade

Specifications

Hardware

• CPU : MT7688AN MIPS CPU , 580 MHz
• RAM : 128M Bytes DDR2 RAM
• ROM : 32M Bytes Flash ROM
• OS :  Open Wrt Linux OS 

Ethernet *1

• Port Type : RJ-45 Connector
• Speed : 10 /100 M bps ( Auto Detecting )
• Protocol: ARP, IP, ICMP, UDP, TCP, HTTP, DHCP
• Protocol: DNS, NTP
• Mode : TCP Server / TCP Client / UDP
• Setup : HTTP Browser Setup (IE & Netscape), Console
• Security : Setup Password
• Protection : Built-in 1.5KV Magnetic Isolation

WiFi *1

• Standard : 802.11b/g/n
• Data Rate :11/54/72.2 Mbps @ 20Mhz Band Width
• Modulation : DSSS; OFDM
• Frequency : 2.4GHz
• Tx Power 11b : Max. 22dBm
• Tx Power 11g/n : Max. 19dBm
• Rx Sensitivity : -76dBm@54Mbps; -89.5dBm@11Mbps
• Tx Rate : Max. 54Mbps with auto fallback
• Tx Distance : Up to 100m
• Security : WEP 64-bit / 128-bit data encryption, WPA / WPA2
• Antenna : 2 dBi ; RP-SMA connector
• Network Mode: Infrastructure; Soft AP (for Setup)
• Mode : TCP Server/ TCP Client/ UDP/ Virtual Com/ Pairing
• Setup : HTTP Browser Setup (IE, Chrome, Firefox)
• Security : Login Password

Serial Ports *2

• Port : RS – 232/422/485 * 2 Port (RS-232 RX/TX only)
• Port : RS - 422 / 485 ( Surge Protect )
• Speed: 300 bps ~ 921.6 K bps
• Parity: None , Odd , Even 
• Data Bit: 5 , 6 , 7 , 8
• Stop Bit : 1 , 2
• RS-232 Pins : Rx , Tx , GND
• RS-422 : Rx+ , Rx- , Tx+ , Tx- ( Surge Protect )
• RS-485 : Data+ , Data- ( Surge Protect )
• 15KV ESD for all signals 

Other Features (**for OpenWrt programming only)

• Led Lamp : SYS, PWR, PoE(option), WiFi, RX, TX, LAN
• RTC : Real Time Clock
• Buzzer
• Watch Dog Function
• **Digital Input / Output : GPIO * 8 Pins
• **I2C Interface * 1 port
• **SD Interface : micro SD card ( for 16G storage )
• **USB ( Host * 1 port ) : for Memory Storage 

Power

• DC 9~32V, 1000mA@12V, support DC Jack & Terminal Input
• PoE : Power over Ethernet 802.3 af (option )

Mechanical and Environment

• Operating Temperature : -20℃〜70℃
• Storage Temperature: -25℃〜80℃
• Dimensions : 120 * 110 * 30 mm ( W * D * H )
• Weight : 430 ± 5gm
• Housing: metal. 

Warranty

• Warranty period : 1 year.