
NORDline WWBA
NORDline
Controls NORDline air-to-water heat pumps via Modbus RTU
Overview
Key readings
- Output temperature
- DHW tank temperature
- UFA tank temperature
- Evaporator coil temperature
- Discharge gas temperature
- Error codes 1 to 5

NORDline
Controls NORDline air-to-water heat pumps via Modbus RTU
16 read / 4 write
| Name | Address | Function | Type | Unit | Access |
|---|---|---|---|---|---|
Mode | 2 | FC03 | uint16 | R/W | |
Output temperature | 75 | FC03 | uint16 | °C | R |
Control mark | 0 | FC03 | uint16 | R | |
Status output 1 | 67 | FC03 | uint16 | R | |
control mark 2 | 68 | FC03 | uint16 | R | |
Error 1 | 69 | FC03 | uint16 | R | |
Error 4 | 72 | FC03 | uint16 | R | |
Error 5 | 73 | FC03 | uint16 | R | |
Error 2 | 70 | FC03 | uint16 | R | |
DHW tank temperature | 74 | FC03 | uint16 | °C | R |
UFA tank temperature_ | 76 | FC03 | uint16 | °C | R |
Water pump mode | 16 | FC03 | uint16 | R/W | |
Evaporator coil temperature | 77 | FC03 | uint16 | °C | R |
Reverse temperature | 78 | FC03 | uint16 | °C | R |
Temperature of discharge gas | 80 | FC03 | uint16 | °C | R |
FCU heating temp set point | 8 | FC03 | uint16 | °C | R/W |
Outlet temperature of floor heating | 6 | FC06 | uint16 | °C | W |
ModbusCloud is the hardware-plus-software platform that installers use to monitor, visualise and control Modbus devices from one portal. This template is one of hundreds you can use right away.

Alnor Systemy Wentylacji Sp. z o. o.
Controls Alnor HRU-P heat recovery ventilation units via Modbus RTU.

Alnor Systemy Wentylacji Sp. z o. o.
Controls and monitors Alnor heat recovery ventilation units via Modbus RTU.

Wattsonic
Monitors Schmachtl Wattsonic hybrid inverter via Modbus RTU
AMPERFIED GmbH
Controls and monitors Heidelberg Wallbox Energy Control EV charger via Modbus RTU.

connecdoor
Controls and monitors smart door access points via RS485

Belimo
Controls communicative damper and valve actuators via Modbus RTU.