- Log in to the Gateway, and click the Discover devices link on the banner, or click the menu icon and select the Discovery option.
- Click Create discovery.
- Select Modbus.
- Specify the Device type, Device vendor, Device family, and Slave ID.
- Select either TCP or Serial.
To discover Modbus TCP devices
Specify the IP address and Port (502 is default).
To discover serial Modbus devices
Specify the Port, Baud rate, Data bits, Parity, Stop bits, and Flow control.
For Modbus RTU, you can use a serial port on the Gateway server or a USB port with a USB to serial adapter to connect the Gateway to the Modbus device.
Only the device types, vendors, and families listed are supported for Modbus discovery.
All discovered devices are placed in the Discovered Devices list on the Devices page.