Alnor HRU
Content languageEnglish
Description
This template allows you to fully control your HRU with modbus R/RW registers. This template works for Alnor HRUs with wireless control system.
As part of the system, it is necessary to have the Modbus Extension from Loxone and HRQ-Modbus gateway from Alnor.
Combing a heat recovery unit with the loxone system offers the possibility of:
- Addition of functional construction diagram to the mobile application, - Ability to monitor the unit's operation, - Control of individual fan speed settings, - Monitoring of indoor air quality based on readings from internal and external sensors, - Manual control of the damper bypassing the heat exchanger, - Possibility to divide the house into separate air distribution zones using a zoning system
Structure:
Zoning system: Zoning is a solution designed for residential ventilation systems that divides the supply air system into minimum two controlled zones. Why ventilate rooms when no one is there? Airflow is controlled by dampers with actuators, which are regulated based on demand signals sent by CO2 sensors installed in each zone. This system detects the presence of occupants and delivers the right amount of fresh air at the right time and in the right place.
The template includes a dedicated zoning program for Alnor units, which allows you to divide your home into several ventilation zones.
Functional scheme depending on the unit:
HRU-SlimAIR
HRU-PremAIR
HRU-MinistAIR
HRU-FlatAIR
Functionality shortcuts:
Inputs and outputs · 39
| Name | Type | Unit |
|---|---|---|
| Actual Ventilation Speed | Modbus | <v.1> |
| Error code | Modbus | Error code : |
| Exhaust fan speed | Modbus | % |
| Supply fan speed | Modbus | % |
| Extract Temperature | Modbus | Extract Temperature : °C |
| Inlet Temperature | Modbus | Inlet Temperature : °C |
| Exhaust Temperature | Modbus | Exhaust Temperature : °C |
| Supply Temperature | Modbus | Supply Temperature : °C |
| Preheater status | Modbus | Preheater status : |
| Defrost | Modbus | Defrost status : |
| Bypass position | Modbus | Bypass position : % |
| Humidity indoor | Modbus | Humidity indoor : % |
| Filter status | Modbus | Filter status : |
| Supply air flow | Modbus | m3/h |
| Exhaust air flow : | Modbus | m3/h |
| CO2 indoor | Modbus | CO2 indoor : ppm |
| Filter Time Remaining | Modbus | Filter time remaining : days |
| Bypass Mode | Modbus | Bypass position : % |
| Supply fan speed - Standby | Modbus | % |
| Exhaust fan speed - Standby | Modbus | % |
| Supply fan speed - Speed 1 | Modbus | % |
| Exhaust fan speed - Speed 1 | Modbus | % |
| Supply fan speed - Speed 2 | Modbus | % |
| Exhaust fan speed - Speed 2 | Modbus | % |
| Supply fan speed - Speed 3 | Modbus | % |
| Exhaust fan speed - Speed 3 | Modbus | % |
| Fireplace demand state | Modbus | Fireplace demand state : |
| Actual Ventilation speed | Modbus | <v.1> |
| Supply fan speed - Standby | Modbus | % |
| Exhaust fan speed - Standby | Modbus | % |
| Supply fan speed - Speed 1 | Modbus | % |
| Exhaust fan speed - Speed 1 | Modbus | % |
| Supply fan speed - Speed 2 | Modbus | % |
| Exhaust fan speed - Speed 2 | Modbus | % |
| Supply fan speed - Speed 3 | Modbus | % |
| Exhaust fan speed - Speed 3 | Modbus | % |
| Fireplace demand state | Modbus | <v.1> |
| Reset Filter Time | Modbus | Reset filter time : |
| Bypass mode | Modbus | Bypass position : % |
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