Battery monitor¶
Per-station battery monitoring device (Homey class battery). Name: Batteriemonitor / Battery monitor.
Linked to the HKW; updated from full battery RSCP readouts and live SoC/power.
Capabilities¶
| Capability | Meaning |
|---|---|
measure_power |
Module/system power estimate (W; prefers DCB V×I when available, else station total) |
measure_battery |
SoC (%) |
measure_emergency_power_reserve |
Emergency power reserve |
measure_max_charging_power |
Max charging power |
measure_max_discharging_power |
Max discharging power |
measure_battery_charged_total / measure_battery_discharged_total |
Integrated charge/discharge energy |
meter_power.charged / meter_power.discharged |
Homey Energy style meters |
measure_capacity |
Capacity (kWh) |
measure_temperature |
Average cell temperature |
measure_temperature_min / measure_temperature_max |
Min / max cell temperature |
measure_voltage |
Battery voltage |
measure_dcbcount |
Number of DCB modules |
device_name |
Battery name from station |
Notes¶
- Temperature sensors: stations often have many sensors — min, max, and average are exposed.
- Capacity can be wrong from the station; override on the HKW battery settings if needed.
- Useful for Homey Energy battery graphs together with the Grid meter.