This Moxa MGate MB3000 Modbus Gateway User's Manual introduces the basic functions and usage methods of the MGate MB3000 Modbus Gateway.
The MGate MB3000 is a line of Modbus protocol gateways designed to provide seamless integration between Ethernet and serial Modbus devices. It supports RS-232, RS-422, and RS-485 communication and automatically translates between Modbus TCP and Modbus ASCII/RTU protocols. The manual covers one, two, and four-port models, allowing users to select master or slave operation for each serial port to handle diverse Modbus applications.
| Serial Interface Speed | 921.6 Kbps |
|---|---|
| Ethernet Speed | 10/100M Fast Ethernet |
| Modbus RTU/ASCII Slaves | Up to 31 per serial port |
| TCP Master/Client Devices | Up to 16 or 32 |
| TCP Slave/Server Devices | Up to 32 |
| Transmission Distance | Up to 4 km / 20 km |
The manual applies to the MGate MB3180, MB3280, MB3480, MB3170/3170I, and MB3270/3270I models.
Yes, users can select master or slave operation for each serial port independently.