2-port Modbus RTU/ASCII to Modbus TCP gateway

EM731

1 x RS485/RS422
1 x RS232
Modbus TCP to RTU/ASCII
Ethernet

OverviewSetupSpecificationsModels ComparisonInquiryResources

Scada or PC sends Modbus TCP commands over Ethernet or WiFi to obtain data from Modbus RTU devices.

Easy setup via web browser

 

CPU TI 32-bit ARM Cortex-M4 CPU , 120 MHz
RAM 256K bytes SRAM
ROM 1M bytes Flash ROM
Modbus function TCP to RTU Slave
TCP to ASCII Slave
RTU to TCP Slave
ASCII to TCP Slave
TCP to RTU/ASCII Slave Operate as TCP Server
Simultaneously 1 TCP user connection and polling
RTU/ASCII to TCP Slave Operate as TCP Client
Simultaneously 1 TCP user connection and polling
Ethernet Port Type : RJ-45 Connector
Speed : 10 / 100 Mbps ( Auto Detect )
Protocol : ARP , IP , ICMP , UDP , TCP , HTTP , DHCP
Mode : TCP Server / TCP Client / UDP
Setup : HTTP Browser Setup ( IE )
Security : Login Password
Protection : Built-in 1.5KV Magnetic Isolation
Serial 1 x RS232
1 x RS422/RS485 ( Auto Detect )
Speed : 300 bps ~ 230.4 Kbps
Parity : None , Odd , Even , Mark , Space
Data Bit : 5 , 6 , 7 , 8
Stop Bit : 1 , 2
Port-1 : RS232 Pins : Rx , Tx , GND , RTS , CTS , DTR , DSR , DCD
Port-2 : RS422 / RS485
RS422 : Rx+ , Rx- , Tx+ , Tx- ( Surge Protect , Over current protect )
RS485 : Data+ , Data- ( Surge Protect , Over current protect )
Built-in RS422 / RS485 pull high / low Resistor
15KV ESD for all signals
Watch Dog function Yes
Software IP Search Utility
Support Win-7 , Vista , Win-XP , Win-2003 server , Win-2000
Power supply DC 9 ~ 24 V , 300mA @ 12VDC
LED Indicator SYS ( PWR ) , LAN , Rx , Tx
Operating Temperature -10°C ~ +70°C
Storage Temperature -20°C ~ +85°C
Dimension 90 x 60 x 20 mm ( W x D x H )
Weight 100 g
Approvals CE, FCC, RoHS
Warranty 1 year

 

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    File Description File size
    zip IP Search Utility CVBrowser IP Search Utility CVBrowser V1.30 (for models with Ethernet)
    248 KB
    doc EM731 User Manual EM731 User's Manual
    271 KB