
Daikin RTD-NET Module
Daikin
Controls and monitors Daikin HVAC units via RTD-NET Modbus interface.
Overview
Key readings
- RC Operation Mode
- Return Air Temperature
- Return Air Min/Max
- Is Fault / Fault Code
- Filter Alarm
- Thermo On / Defrost

Daikin
Controls and monitors Daikin HVAC units via RTD-NET Modbus interface.
10 read / 5 write
| Name | Address | Function | Type | Unit | Access |
|---|---|---|---|---|---|
RC Operation Mode | 51 | FC04 | uint16 | R | |
Unit Count | 20 | FC04 | uint16 | R | |
Is Fault | 21 | FC04 | uint16 | R | |
Fault Code | 22 | FC04 | uint16 | R | |
Return Air | 23 | FC04 | uint16 | R | |
Filter Alarm | 24 | FC04 | uint16 | R | |
Return Air Min | 25 | FC04 | uint16 | R | |
Return Air Max | 26 | FC04 | uint16 | R | |
Thermo On | 30 | FC04 | uint16 | R | |
Defrost | 35 | FC04 | uint16 | R | |
Setpoint | 1 | FC06 | uint16 | °C | W |
Fanspeed | 2 | FC06 | uint16 | °C | W |
ON_OFF 1=Heating, 2=Cooling | 5 | FC06 | uint16 | W | |
Louvre | 4 | FC06 | uint16 | W | |
Mode | 3 | FC06 | uint16 | W |
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