# Data Sheet {{@178}}
[](https://doc.redisage.com/uploads/images/gallery/2024-03/d1329031-83b7-4f11-9d1e-5e587ff1085a.png) | **Features** - 2-mode Ethernet Modbus Gateway - Ethernet converter to RS232/RS485 - ESD protection for the RS485 data line - Power supply: +12 to +30 VDC - Transmission speed up to 115200 bps - Tx, Rx and power LED indicators - RS485 embedded termination 120 ohm - Operating temperatures: -40°C to +75°C - DIN rail mounting - Dimensions: 90x56.4x22.5 mm - 3 years warranty - Customization of OEM is welcomed |
In the G03 gateway user should use only RS232 or only RS485 interface of one port as they occupy the same internal bus of the device.
#### G14 - Ethernet Modbus Gateway 4 x RS232Changing the port’s service closes all sockets connected to the ports.
Network settings can be changed on the “Network” page. [](https://doc.redisage.com/uploads/images/gallery/2024-03/8e071700-7429-42f3-83cb-c0560cc74c97.png) {{@175#bkmrk-item-description-hos}} On the “Device” page, there are tools used to a firmware update, a factory reset and a device reboot. There is also basic information about the device. [](https://doc.redisage.com/uploads/images/gallery/2024-03/77484e83-92eb-4f19-88ac-dba66e7d1ed0.png) {{@175#bkmrk-item-description-fir}} #### Configuration by the Serial Console The device can be reconfigured via a serial console. In case of the G01 - G03 Modbus gateways, an additional USB/UART converter is needed. ##### {{@177#bkmrk-procedure-to-enter-s}} {{@177#bkmrk-turn-off-the-power-o}} ##### {{@177#bkmrk-procedure-to-enter-s-1}} {{@177#bkmrk-install-stm32-virtua}} Once this is done, log in using the default username and password, then change the network settings using "ipconfig" command. [](https://doc.redisage.com/uploads/images/gallery/2024-03/a5a95447-11ad-467f-afc0-dd83c392aa44.png) ##### {{@175#bkmrk-list-of-all-commands}} {{@175#bkmrk-command-description-}} {{@176}} #### Configuration by the Telnet Console Access to the Telnet console can be obtained using a serial terminal program. Configure the connection type to Telnet, enter the IP address and Telnet port number (**23** by default). Console commands are the same as the ones described in the serial console section. [](https://doc.redisage.com/uploads/images/gallery/2024-03/0e6873d5-31dd-4050-9c0b-e87fcaa271e4.png) ##### Reset to Factory Defaults Reset to factory defaults is possible on the web page in the device section or using the service mode. #### Service mode ##### {{@177#bkmrk-procedure-to-enter-s-2}} {{@177#bkmrk-turn-off-the-power-o-1}} ##### {{@177#bkmrk-procedure-to-enter-s-3}} {{@177#bkmrk-install-stm32-virtua-1}} ##### {{@175#bkmrk-list-of-commands-in-}} {{@175#bkmrk-command-description--1}}{{@175#bkmrk-in-the-service-mode%2C}}
{{@168}} SR-D