OVUM MIRA

← Heating

This page shows the nightly version. Switch to the release version.

The Modbus TCP server must be enabled at the display under "Settings / Network" and the Modbus login code must be disabled (value 1) since evcc does not perform the login sequence. The PV status source must be set to "EMS" and the PV data source to the power setpoint at the display. Requires MIRA controller software V1.1.3 or later.

Supported features

• Built-in meter: Support for an integrated meter.
• Dimmable: Power consumption can be reduced (e.g. §14a EnWG). See External Control.

Parameters

Name	Description	Value	Level
host	IP address or hostname Example: 192.0.2.2		optional
tempsource	Temperature source	warmwaterbuffer	optional
wpmid	Heat pump module slave id Modbus slave id of the heat pump module (WPM 1 = 111 … WPM 8 = 118) Default: 111		advanced

Configuration example for evcc.yaml

If you don't want to configure via the UI, you can alternatively use this YAML block.

chargers:
    - name: my_heating
      type: template
      template: ovum-mira
      host: 192.0.2.2 # IP address or hostname
      tempsource: # Temperature source, [warmwater, buffer] (optional)
      wpmid: 111 # Heat pump module slave id, Modbus slave id of the heat pump module (WPM 1 = 111 … WPM 8 = 118) (optional)