Brink Renovent HRU card

This repository contains a custom Home Assistant card for the Brink Renovent heat recuperation unit (HRU / WTW).

The card was tested on a Brink Renovent 400, but should work for other Brink Renovent systems as well.

The card supports the following features

• Incoming and outgoing air temperatures
• Current air flow
• Manual air flow override
• Bypass valve position
• Filter status
• CO2 sonsor values (when using demand ventilation)
• The active zone (when using a zone valve)

Installation

HACS

Manual

1. Copy brink-renovent-hru-card.js to your /var/lib/hass/www folder.
2. Click on Edit Dashboard, Manage resources add /local/brink-renovent-hru-card.js as JavaScript Module.

Configuration

The following configuration options are supported:

type: custom:brink-renovent-hru-card
deviceId: 627c99aa501bfdfc49b0bd2dea952d8b
fanModeReadEntity: sensor.renovent_excellent_400_hru_fanmode
fanModeWriteEntity: select.hru_fan_fan_mode_override
indoorAirTemperatureEntity: sensor.renovent_excellent_400_hru_insidetemperature
outdoorAirTemperatureEntity: sensor.renovent_excellent_400_hru_outsidetemperature
bypassValvePositionEntity: sensor.renovent_excellent_400_hru_bypassstatus
airFlowEntity: sensor.renovent_excellent_400_hru_exhaustflowsetting
airFilterEntity: sensor.renovent_excellent_400_hru_filternotification
zoneValvePositionEntity: sensor.ebusd_zonevalve_valveposition_zone
co2Level1Entity: sensor.living_room_co2_sensor_co2sensorlevel_3
co2Level2Entity: sensor.study_co2_sensor_co2sensorlevel_3
co2Level3Entity: sensor.bedroom_co2_sensor_co2sensorlevel_3

The sensor values can be obtained using eBUS The air flow override requires a custom relay that acts as a three-position switch. For a full guide and sample configuration files, please refer to Brink Renovent Excellent Home Automation

Acknowledgements

The card layout was inspired by lovelace-hacomfoairmqtt.