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4 - CONFIGURATION
12. Set the desired parameters and tap the back arrow button to navigate back to the
connection screen.
TC300 will try to adapt to the Baudrate of the MS/TP network in the first 4 minutes after
startup or MS/TP is enabled. If no Baudrate could be determined, for example, there is a
single device on the network, then TC300 will choose the default Baudrate of 76800.
After that, the Installer can manually change it to another value.
To connect thermostat via Modbus
1. On the Connection screen, tap Modbus and enable it.
The Modbus setting screen appears.
2. Enter a unique address for the thermostat. It should be different from other TC300
thermostats.
3. Set the Baud Rate, Stopbits, and Parity from the list.
4. Tap the back arrow button to navigate back to the connection screen.
84
Figure 69 Modbus
Managing connection
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