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2. Switch the 'Valve Control' to 'OFF'.
3. Click 'Set' to transfer the value to the DRV40.
4. Switch 'Valve Control' back 'ON'.
Alerts - optional
(Also see 'Alerts - Explained' and 'Preset Display Alerts')
1. Input the 'Above Setpoint' and 'Below Setpoint' values.
2. Input the 'Error Temp' value.
3. Click 'Activate Relay on Alerts' if required.
4. Switch 'Valve Control' to 'OFF'.
5. Click 'Set' to transfer the values to the DRV40.
6. Click 'Refresh' and conrm the updated values.
7. Switch 'Valve Control' back 'ON'.